工作分析与工作评价制度首先推广应用的领域是() ["政府部门","军队","工商企业","教育领域"]
生态系统是指在特定空间里,()与其生存环境相互作用的统一体。 ["人类","生物群落","社会","生物"]
Freeing ports on a vessel with soild bulwards(). ["prevent stress concentration in the bulwark","permit easy jettison of deck cargo in an emergency","provide opening through the bulwarks for mooring lines","allow water shipped on deck to flow off rapidly"]
企业中的成员为了完成某一特定的任务,需要做的一系列相关的工作是指() ["工作职责","工作流程","工作权限","工作关系"]
边长为100mm的立方体普通混凝土试块,其标准立方体抗压强度换算系数为() ["1.05","1.0","0.98","0.95"]
常用的加药方式有几种?为什么?