单选题大虫眼是指虫孔最小直径自( )以上的虫眼。 A.1mm B.1cm C.3mm D.3cm
单选题生产企业对原材料、外构件等质量进行的检验称为( )。 A.工序检验 B.进货检验 C.验收检验 D.法定检验
单选题Skidder type Classified by the ways of holding logs as either ______. A. Truck, Grapple, or Clam-bunk B. Cable, Forwarder, or lorry C. Cable, Grapple, or Clam-bunk
单选题( )是形成商品质量的关键,对商品质量具有决定性作用。 A.产品开发设计 B.原材料质量 C.商品包装质量 D.生产工艺
单选题( )是评价型质量监督工作制度。 A.统检制度 B.国家监督抽查制度 C.日常监督检验产品质量制度 D.三检制度
单选题商品是否浪费能源或资源是商品的( )。 A.内在质量 B.社会质量 C.外在质量 D.经济质量
单选题At a standard lumber mill, the first grading choice for hardwood is the ______. A. Factory Class B. Veneer Class C. Sawlog Class
单选题红松树种的树脂道( )。 A.大而少 B.小而少 C.大而多 D.大而少
单选题心材腐朽是( )受木腐菌侵害所形成的心材部分的腐朽。 A.伐倒木 B.枯立木 C.立木 D.以上都对
单选题Timber harvesting is the end of ______ of a forest in terms of timber production, and also the start of ______. A. timber production, forest management B. next generation, growing cycle C. growing cycle, next generation
单选题下列为商品的是( )。 A.农民自己生产的粮食供自己食用 B.我们身上穿的衣服 C.授课 D.阳光
单选题红松树种的从早材到晚材的变化为( )。 A.急变 B.缓变 C.不变 D.以上都不对
单选题桦木树种为( )。 A.散孔材 B.半散孔材 C.环孔材 D.半环孔材
单选题Timber harvest can affect the hydrology of a site, especially the ______. A. turbidity, quality, and the timing of water within or from the watershed B. quantity, quality, and the timing of water within or from the watershed C. quantity, quality, and sediment
单选题Diameter at breast height is usually measured at ______ above ground level. A. 1.5m B. 1.4m C. 1.3m
单选题( )是商品标准的中心内容。 A.技术要求 B.试验方法 C.商品分类 D.检验规则
单选题兴安落叶松树种的树脂道( )。 A.大而少 B.小而少 C.大而多 D.大而少
单选题Low pressure tires have ______. potential for compaction than high pressure tires. A. higher B. lower C. similar
单选题According to the way of felling, there are two types of mechanized felling machines, they are ______. A. drive-to-tree machines and swing-to-tree machines. B. three-wheel machines and four-wheel machines. C. skidding machines and forwarding machines.
单选题对商品的外形、结构、颜色、表面疵点等质量特征进行检验时,主要使用( )检验方法。 A.视觉 B.听觉 C.嗅觉 D.触觉
