广西那渠地区铀成矿潜力巨大,与铀共生的钼矿也达到可综合利用的程度。然而目前该区钼矿系统的勘查工作依然缺乏,致使钼矿的找矿勘查依据不足。为了优选那渠地区钼矿找矿靶区,在该区开展了1:10000土壤地球化学测量工作。系统采集了3295...广西那渠地区铀成矿潜力巨大,与铀共生的钼矿也达到可综合利用的程度。然而目前该区钼矿系统的勘查工作依然缺乏,致使钼矿的找矿勘查依据不足。为了优选那渠地区钼矿找矿靶区,在该区开展了1:10000土壤地球化学测量工作。系统采集了3295件土壤样品,分析了土壤中Au、Ag、As、Bi、Hg、W、Mo、Cu、V和Ti共10种元素的含量。多元统计分析显示Mo是该地区主成矿元素之一。运用统计学软件SPSS 22对原始数据进行R型聚类分析和R型因子分析,划分出Ag-Cu-V、Bi-Ti-W、As-Mo、Au和Hg五组成矿元素组合。采用衬度异常法计算各元素和元素组合的异常下限,运用Geochem Studio 3.5软件将各成矿元素组合衬度数据处理并绘制成异常图,结合地质条件共预测圈出3个找矿靶区。对Ⅰ号找矿靶区进行探槽和钻探工程验证,发现了一个工业钼矿体,钼品位0.11%~0.15%,平均值0.112%。对Ⅱ号找矿靶区开展探槽工程验证,通过刻槽取样分析,显示钼品位均达到了矿化标准。研究结果指示那渠地区钼的成矿潜力较大。展开更多
This work conducted a four-week metabolism test on rats to study the digestion and absorption characteristics of five protein-based krill products prepared from Antarctic krill as raw material.It aimed to provide theo...This work conducted a four-week metabolism test on rats to study the digestion and absorption characteristics of five protein-based krill products prepared from Antarctic krill as raw material.It aimed to provide theoretical support for the effective use of Antarctic krill protein and the development of novel protein resources.The results showed that the weight gain and true digestibility of the rats fed with krill meat,surimi and ordinary krill powder were significantly higher(P<0.05)than those of the rats fed with traditional casein.Compared to casein,proteins from the five Antarctic krill products were found to significantly improve the net protein utilization(P<0.05),and reduce the total cholesterol and triglycerides in the serum of rats(P<0.05).In summary,the Antarctic krill protein-based products with high nutritional values can be used as a potential novel protein resource in the food industry.展开更多
文摘广西那渠地区铀成矿潜力巨大,与铀共生的钼矿也达到可综合利用的程度。然而目前该区钼矿系统的勘查工作依然缺乏,致使钼矿的找矿勘查依据不足。为了优选那渠地区钼矿找矿靶区,在该区开展了1:10000土壤地球化学测量工作。系统采集了3295件土壤样品,分析了土壤中Au、Ag、As、Bi、Hg、W、Mo、Cu、V和Ti共10种元素的含量。多元统计分析显示Mo是该地区主成矿元素之一。运用统计学软件SPSS 22对原始数据进行R型聚类分析和R型因子分析,划分出Ag-Cu-V、Bi-Ti-W、As-Mo、Au和Hg五组成矿元素组合。采用衬度异常法计算各元素和元素组合的异常下限,运用Geochem Studio 3.5软件将各成矿元素组合衬度数据处理并绘制成异常图,结合地质条件共预测圈出3个找矿靶区。对Ⅰ号找矿靶区进行探槽和钻探工程验证,发现了一个工业钼矿体,钼品位0.11%~0.15%,平均值0.112%。对Ⅱ号找矿靶区开展探槽工程验证,通过刻槽取样分析,显示钼品位均达到了矿化标准。研究结果指示那渠地区钼的成矿潜力较大。
基金financially supported by the Marine S&T Fund of Shandong Province for Pilot National Laboratory for Marine Science and Technology(Qingdao)(No.2022 QNLM030002)the National Key R&D Program of China‘Formation Mechanism of Antarctic Krill Fishery and Key Technologies for Efficient Utilization of Resources’:Antarctic Krill High Value Product Creation and Industrialization Demonstration(No.2018YFC1406806)the Technology Innovation Project of Qingdao Marine Science and Technology Pilot National Laboratory,Shandong Provincial Marine Science,the Technology Fund Major‘Dark Blue Fishery’4-2:Construction of Antarctic Krill Processing Technology Process System(No.2018SDKJ0304-2)。
文摘This work conducted a four-week metabolism test on rats to study the digestion and absorption characteristics of five protein-based krill products prepared from Antarctic krill as raw material.It aimed to provide theoretical support for the effective use of Antarctic krill protein and the development of novel protein resources.The results showed that the weight gain and true digestibility of the rats fed with krill meat,surimi and ordinary krill powder were significantly higher(P<0.05)than those of the rats fed with traditional casein.Compared to casein,proteins from the five Antarctic krill products were found to significantly improve the net protein utilization(P<0.05),and reduce the total cholesterol and triglycerides in the serum of rats(P<0.05).In summary,the Antarctic krill protein-based products with high nutritional values can be used as a potential novel protein resource in the food industry.