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注药剂潜油电缆的设计研究
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作者 刘玉坤 马昌伟 +3 位作者 王春亮 王朝阳 杨振宇 秦风莉 《设备管理与维修》 2024年第6期56-58,共3页
注药剂潜油电缆是与潜油无杆泵机组配套使用的多功能动力电缆,敷设工作于复杂的油井环境中,长期与原油、H_(2)S、CO、SO_(2)等腐蚀性气液混合物接触,需要具备潜油电缆的使用特性,同时兼具向井下无杆泵机组周边井液输送化学药剂的功能。... 注药剂潜油电缆是与潜油无杆泵机组配套使用的多功能动力电缆,敷设工作于复杂的油井环境中,长期与原油、H_(2)S、CO、SO_(2)等腐蚀性气液混合物接触,需要具备潜油电缆的使用特性,同时兼具向井下无杆泵机组周边井液输送化学药剂的功能。介绍中成机械制造公司自主研发的系列注药剂潜油电缆的功能、结构及技术指标,并对产品应用效果和推广前景进行分析。 展开更多
关键词 潜油电缆 注药剂 成套装置
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油井自动注药剂装置使用效果分析
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作者 付涛 李营波 《质量技术监督研究》 2015年第4期58-60,共3页
文中首先介绍了油井自动注药剂装置的结构、工作原理及特点,通过对应用该装置进行套加清蜡剂、缓蚀剂和降粘剂的油井的生产情况的分析,认为油井自动注药剂装置最大限度地发挥了化学助剂的功效,提高了油井的管理水平,具有良好的推广价值。
关键词 注药剂装置 清蜡剂 缓蚀剂 降粘剂
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注干药剂防治松材线虫病初报
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作者 许智新 《河南林业科技》 2023年第3期28-30,50,共4页
通过河南省信阳市固始县松材线虫病的防治实验,重点实验了阿维菌素微胶囊悬浮剂、甲维盐松材线虫注干防治剂、阿维菌素注干剂、啶虫脒注干剂、甲维盐松材线虫注射液5种注干药剂开展注干防治处理,统计和林地清理、空白对照的3年来死亡率... 通过河南省信阳市固始县松材线虫病的防治实验,重点实验了阿维菌素微胶囊悬浮剂、甲维盐松材线虫注干防治剂、阿维菌素注干剂、啶虫脒注干剂、甲维盐松材线虫注射液5种注干药剂开展注干防治处理,统计和林地清理、空白对照的3年来死亡率、黄叶数和枯枝数量、注干药剂残留量、不同处理的综合费用情况,通过各个因素的综合分析,证明采用甲维盐松材线虫注干防治剂(质量分数3.0%)注干除治效果最好,药剂残留下降幅度最小,综合成本较高,适合作为今后一个时期的主要的防治手段。 展开更多
关键词 药剂 防治 松材线虫病
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含植物源注干药剂的导入性分析
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作者 张娟 李军 +2 位作者 黄俊 史小华 唐娅媛 《浙江农业科学》 2017年第9期1602-1605,共4页
探讨多种含有植物源注干药剂在不同树种中的导入性差异,将甲维盐与杠柳、闹羊花、曼陀罗和苦皮藤等7种植物源药剂进行复配得到多种注干药剂,通过自流式树干注药方式比较分析不同注干药剂在栾树、桂花、柳树和香抛上的导入差异性。结果表... 探讨多种含有植物源注干药剂在不同树种中的导入性差异,将甲维盐与杠柳、闹羊花、曼陀罗和苦皮藤等7种植物源药剂进行复配得到多种注干药剂,通过自流式树干注药方式比较分析不同注干药剂在栾树、桂花、柳树和香抛上的导入差异性。结果表明,树木种类影响注干药剂的导入,且导入速度依次为柳树>桂花>香抛>栾树,处理后3 d柳树上的多种药剂已被完全吸收;各个树种导入性优良的药剂种类不同,栾树和桂花导入性较好的为1.5%甲维盐·25%曼陀罗,柳树和香抛导入性较好的为1.5%甲维盐·6%印楝、0.75%甲维盐·2%杠柳和1.5%甲维盐·6%苦参碱混配制剂。由此可见,1.5%甲维盐·植物源杀虫剂混配制剂及0.75%甲维盐·植物源杀虫剂混配制剂对栾树、桂花、柳树和香抛的导入性能良好。 展开更多
关键词 树干 植物源药剂 导入性
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6种药剂林间注干施药防控松材线虫效果分析 被引量:25
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作者 李桥 张绍勇 +3 位作者 仇辉康 陈明 叶玉珠 袁媛 《浙江农林大学学报》 CAS CSCD 北大核心 2016年第4期718-723,共6页
为研究注干施药预防松材线虫Bursaphelenchus xylophilus的效果,以6种松材线虫药剂林间注干,测定了施药2 a内的防治效果。采用高效液相色谱(HPLC)测定了各药剂主要有效成分注干后3个月和1 a的在树体残留动态,并利用松材线虫恒温扩增核... 为研究注干施药预防松材线虫Bursaphelenchus xylophilus的效果,以6种松材线虫药剂林间注干,测定了施药2 a内的防治效果。采用高效液相色谱(HPLC)测定了各药剂主要有效成分注干后3个月和1 a的在树体残留动态,并利用松材线虫恒温扩增核酸试纸条精准检测了注药后死亡松树体内松材线虫数量。结果表明:6种注干药剂林间防治后,对松材线虫防治效果存在显著差异(P<0.05),各种注干药剂在注干2 a后将马尾松Pinus massoniana的死亡率控制在0.4%~4.4%,以甲维盐、阿维菌素、啶虫脒为主要成分的药剂注干防治效果在80%以上;药后1 a高效液相色谱(HPLC)抽检测定的树体内各药剂均有残留(枯死松树中未检测到),其中甲维盐质量分数较高,平均为(0.15±0.11)mg·kg^(-1)。检测注药后死亡松树体内均有松材线虫,且平均至少为897.34条·g^(-1),说明能在树体内传导的注干药剂均有一定的防效及持效期,可在林间推广和应用。 展开更多
关键词 森林保护学 松材线虫 药剂防治 药剂 残留检测 林间效果
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重力式泵下药剂滴注装置研制与应用 被引量:4
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作者 张洪山 《石油矿场机械》 2010年第11期78-79,共2页
胜利油田部分注水开发后期的油井因结垢问题,缩短了检泵周期。采用定期环空掺药的方式,虽然取得了一定的效果,但是存在腐蚀套管和用量大等问题。介绍了一种新型的井下掺药装置,能够实现药剂在泵下连续、定量地与产出液混合,从而延缓油... 胜利油田部分注水开发后期的油井因结垢问题,缩短了检泵周期。采用定期环空掺药的方式,虽然取得了一定的效果,但是存在腐蚀套管和用量大等问题。介绍了一种新型的井下掺药装置,能够实现药剂在泵下连续、定量地与产出液混合,从而延缓油井产出液结垢的速度。现场应用17井次,平均检泵周期延长129 d。 展开更多
关键词 油井 结垢 重力式药剂装置
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注干药剂“松线静”在庐山风景区的应用初报
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作者 余慧君 朱金星 +2 位作者 余莎丽 王永春 彭家政 《江西农业》 2021年第20期74-75,共2页
本文的研究目的是通过使用庐山风景区山林松材线虫病的发病源“松褐天牛”系列的生物控制技术,从而极大程度地降低松褐天牛的繁殖速度,减少松材线虫病对庐山风景区生态环境的恶化,注干药剂“松线静”的使用能对松材线虫病起到积极的防... 本文的研究目的是通过使用庐山风景区山林松材线虫病的发病源“松褐天牛”系列的生物控制技术,从而极大程度地降低松褐天牛的繁殖速度,减少松材线虫病对庐山风景区生态环境的恶化,注干药剂“松线静”的使用能对松材线虫病起到积极的防治作用,从而提升和保护了庐山风景区的山林生态环境,有力促进景区生态环境的可持续发展。 展开更多
关键词 药剂 松材线虫病 庐山风景区 预防效果
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Effects of Shenmai Injection on Blood SOD Activity and MDA Level in Senile Patients with Coronary Heart Disease 被引量:16
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作者 苏显明 马奕 +3 位作者 黄若文 王晓虹 王永兴 段树民 《Journal of Traditional Chinese Medicine》 SCIE CAS CSCD 2005年第1期50-53, ,共4页
In order to approach the effects of Shenmai Injection on SOD activity and MDA level in the senile patients with coronary heart disease, 48 cases, who had stenosis of over 70% in more than one branches of the coronary ... In order to approach the effects of Shenmai Injection on SOD activity and MDA level in the senile patients with coronary heart disease, 48 cases, who had stenosis of over 70% in more than one branches of the coronary arteries, were assigned randomly into a treatment group (given Shenmai Injection plus the routine treatment) and a control group (given the routine treatment only). The superoxide dismutase (SOD) activity and malondialdehyde (MDA) level were determined before treatment and at the end of a 3-week treatment. The results showed that in the treatment group, the SOD activity was significantly increased (P<0.05) and the MDA level markedly decreased (P<0.01) in the treatment group. It can be concluded that Shenmai Injection may enhance the antioxidant ability of the senile patients with coronary heart disease. 展开更多
关键词 PHYTOTHERAPY Aged Angina Pectoris Coronary Disease Drugs Chinese Herbal FEMALE Humans Male MALONDIALDEHYDE Middle Aged Plant Extracts Superoxide Dismutase
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Point injection of Injectio Radici Astragali for Treatment of Post-chemotherapy Adverse Reactions 被引量:1
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作者 陈良良 谢长生 +1 位作者 吴良村 毛树章 《Journal of Traditional Chinese Medicine》 SCIE CAS CSCD 2005年第1期21-22, ,共2页
With injection of Injectio Radici Astragli into the point Zusanli (ST 36), we have obtained quite satisfactory therapeutic results for treating leukopenia and the impairment in immune functions occurred in cancer chem... With injection of Injectio Radici Astragli into the point Zusanli (ST 36), we have obtained quite satisfactory therapeutic results for treating leukopenia and the impairment in immune functions occurred in cancer chemotherapy. A report follows. 展开更多
关键词 Astragalus membranaceus PHYTOTHERAPY Acupuncture Points ADULT Aged Antineoplastic Combined Chemotherapy Protocols Drugs Chinese Herbal Female Humans INJECTIONS LEUKOPENIA Lung Neoplasms Male Middle Aged NEOPLASMS Stomach Neoplasms
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核桃果象发生规律及防治方法 被引量:1
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作者 赵良权 贺茂斌 《农村经济与技术》 2003年第8期40-40,共1页
关键词 核桃果象 防治方法 药剂 生物防洽 人工防治 树冠喷药
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果园蛀干类害虫的防治
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作者 杨晖 《农友》 2001年第1期17-17,共1页
在果园中危害果树枝干的害虫主要有红颈天牛、木蠹蛾、透翅蛾等,可采用以下方法进行防治。
关键词 果园 蛀干类害虫 人工防治 药剂 磷化铝片剂
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Effect of Synthetic Leucopyrokinin Analog [D-AlaS]-[2-8]-Leucopyrokinin ([D-AlaS]-[2-8]-LPK) on Opioid-lnduced Analgesia in Rats
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作者 Andrzej Plech Monika Rykaczewska-Czerwifiska +1 位作者 Adam Sipifiski Danuta Konopifiska 《Journal of Agricultural Science and Technology(A)》 2012年第5期682-689,共8页
The study was undertaken in order to evaluate effect of synthetic insect neuropeptide leucopyrokinin analog, [D-Ala5]-[2-8]-LPK, on analgesia induced by selective agonists of/a-, 6- and l〈-opioid receptors. The study... The study was undertaken in order to evaluate effect of synthetic insect neuropeptide leucopyrokinin analog, [D-Ala5]-[2-8]-LPK, on analgesia induced by selective agonists of/a-, 6- and l〈-opioid receptors. The study was performed on male Wistar rats, which a week before the experiments were implanted with polyethylene cannulas into the lateral brain ventricle (icv). Effect of prior administration of [D-Ala5]-[2-8]-LPK on analgesia induced in rats by next icv administration of equimolar dose of μ-, δ- and -opioid agonists: DAMGO, DPDPE and GR fumarate respectively, was evaluated. Antinociceptive effect was determined in rats by the test of the tail immersion. It was found that two doses of 5 and 10 nmols icv of [D-AlaS]-[2-8]-LPK inhibited analgesia in rats by equimolar doses of DAMGO. This analog also transiently (only in two time intervals) and in one dose of 10 nmols inhibited analgesia induced in rats by icv administration of equimolar DPDPE dose of 10 nmols icv. Obtained results indicate that [D-AlaS]-[2-8]-LPK inhibits antinociceptive effect of DAMGO and in part of DPDPE, i.e. mainly antagonized ~t-opioid receptors. These results correspond with results of our previous study that selective antagonists of μ- and δ-opioid receptors blocked antinociceptive effect of synthetic insect neuropeptide leucopyrokinin and of it active analog [2-8]-leucopyrokinin. We regard that [D-AIaS]-[2-8]-LPK, the first discovered antagonist of leucopyrokinin may be a useful as a probable tool substance in the study of biological effects of insect-derived peptides either in invertebrates or in mammals. 展开更多
关键词 [D-Ala5]-[2-8]-leucopyrokinin opioid receptors agonists antinociceptive effect rats.
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Multicenter randomly controlled trial on acupoint injection therapy with Chinese herbal medicines for oculomotor paralysis 被引量:4
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作者 郭淑芹 任红 +1 位作者 曹艳霞 王林 《World Journal of Acupuncture-Moxibustion》 2013年第1期9-14,共6页
Objective To evaluate the clinical effect of acupoint injection therapy for paralysis of oculomotor nerve with Chinese herbal medicines. Methods A total number of 456 patients from 3 centers with paralysis of oculomot... Objective To evaluate the clinical effect of acupoint injection therapy for paralysis of oculomotor nerve with Chinese herbal medicines. Methods A total number of 456 patients from 3 centers with paralysis of oculomotor nerve were randomly divided into an acupoint injection group and a control group with 228 cases each. Patients in the acupoint injection group were treated with injection of Chinese herbal medicines to Jingming (晴明 BL 1), Yangbai (阳白GB 14}, Sibai (四白 ST 24 Tongziliao (瞳子髎 GB I) on the affected side, and Ganshu (肝俞 BL 18) on both sides, Compound Angelica Injection was the main drug, and the corresponding acupoints and other injection drugs were also used according to differentiation of syndrome. Patients in the control group were treated with common western medicine. The treatment was given once a day, 10 times constituted one course with 3 days of interval. After 3 courses, the effect was assessed. TCM syndrome score, eyeball movement degree, the sizes of oculi rimae and pupil of the two groups were recorded before and after treatment. Results The effective rate of acupoint injection group was 91.7% (209/228), and that of the control group was 73.6% (168/228). There was statistical significance in comparing the difference between the two groups (P〈0.05). TCM syndrome scores of the two groups after the treatment became less obviously than those before the treatment (P〈0.01, P〈0.05), the score of acupoint injection group was more reduced than that of the control group (P〈0.05). Eyeball movement degree and oculi rimae were enlarged and the pupil reduced in the affected eye in both groups after the treatment Call P〈0.05). The musculus rectus medialis for the eyeball movement in the acupoint injection group was more improved than that of the control group, and the oculi rimae was bigger in the acupoint injection group than that in the control group (both P〈0.05). Conclusion Acupoint injection therapy with Chinese herbal medicines has assured effect on the treatment of oculomotor paralysis. 展开更多
关键词 paralysis of oculomotor nerve injection with Chinese traditionalmedicines acupoint injection multicenter randomized controlled trial
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Application of Traditional Chinese Medicine injection in treatment of primary liver cancer:a review 被引量:23
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作者 Mouduo Li Cuixia Qiao +2 位作者 Liping Qin Junyong Zhang Changquan Ling 《Journal of Traditional Chinese Medicine》 SCIE CAS CSCD 2012年第3期299-307,共9页
OBJECTIVE:To investigate the application of Traditional Chinese Medicine Injections(TCMIs) for treatment of primary liver cancer(PLC).METHODS:A literature review was conducted using PubMed/Medline,Cochrane Library Con... OBJECTIVE:To investigate the application of Traditional Chinese Medicine Injections(TCMIs) for treatment of primary liver cancer(PLC).METHODS:A literature review was conducted using PubMed/Medline,Cochrane Library Controlled Clinical Trials Database,China National Knowledge Infrastructure(CNKI),China Scientific Journal Database(CSJD) and China Biology Medicine(CBM).Online websites including journal websites and databases of ongoing trials,as well as some Traditional Chinese Medicine journals that are not indexed in the electronic databases were also searched.RESULTS:The literature review showed that TCMIs as adjunctive medication for the treatment of PLC could regulate patient immunity,reduce bone marrow suppression,relieve clinical symptoms,and improve quality of life,as well as control disease progression and prolong survival time.CONCLUSION:Within the limitations of this review,we conclude that application of TCMIs as adjunctive medication may provide benefits for patients with PLC.Further large,high-quality trials are warranted. 展开更多
关键词 Traditional Chinese Medicine injection CARCINOMA HEPATOCELLULAR
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Pharmacokinetics,pharmacodynamics and safety of a single-dose long-acting Risperidone injection in Chinese patients with schizophrenia 被引量:2
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作者 Xiaojiao Li Shuxin Luan +5 位作者 Hong Zhang Hongquan Wan Hong Chen Chengjiao Liu Chang Liu Yanhua Ding 《Journal of Chinese Pharmaceutical Sciences》 CAS CSCD 2021年第3期206-217,共12页
In the present study,we aimed to determine the pharmacokinetics(PK),pharmacodynamics(PD),adverse events(AEs),and their relationships in Chinese patients with schizophrenia after a single dose of long-acting risperidon... In the present study,we aimed to determine the pharmacokinetics(PK),pharmacodynamics(PD),adverse events(AEs),and their relationships in Chinese patients with schizophrenia after a single dose of long-acting risperidone.Schizophrenic patients(six females and seven males)were enrolled in this study.Serial blood samples were collected after drug administration during 63 d,and the drug concentrations were analyzed by LC-MS/MS.Safety and tolerance were evaluated by monitoring the AEs,changes in clinical laboratory results,12-lead ECG,vital signs,physical examination,and injection-site reactions.The extrapyramidal symptoms were evaluated using the ESRS.Efficacy was evaluated by the PANSS and BPRS.Twelve out of the 13 participants completed the trial.There were few clinically meaningful changes in mean clinical laboratory values,vital signs,or ECG parameters,except for the prolactin level and body weight.There were no serious AEs,and those observed were reversible.Significant clinical improvements in PANSS and PANSS-derived BPRS total scores were observed.The mean(standard deviation,coefficient of variation)values for these PK parameters were as follows:C_(max),8.954(8.059,90.0%)ng/mL;area under the curve AUC_(0-t),2453(1156,47.1%)ng·h/mL;AUC_(0-∞),2472(1160,46.9%)ng·h/mL;t_(max),830.0(min:744.0,max:984.0,11.8%)h;and t_(1/2),68.56(10.77,15.7%)h.The PK characteristics of long-acting risperidone showed a high level of inter-individual variation,while there were no clear correlations between PK,efficacy and AEs among the patients in the present study. 展开更多
关键词 Long-acting risperidone injection SINGLE-DOSE PHARMACOKINETICS LC-MS/MS Chinese schizophrenic patients
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