个人客户经理标准化销售流程中“客户接触”不包括（）工作内容。 ["A.制定客户开发计划","B.准备工作","C.拜访客户","D.客户分类"]
抚养比是指非劳动年龄人口与劳动年龄人口的比值。
下列关于我国劳动人口的叙述，正确的是（） ["劳动人口数量逐年增加","1985年前后劳动人口数量最多","2020年劳动人口数量减少","2000年后，劳动人口将一直减少"]
Prior to a ship’s departure from any port （） should be tested with deck officer to ensure satisfactory operation. ["fire fighting pump","the steering gear","life boat engine","the main engine"]
如何做好松、杉苗的病防治工作？
The（）is a series of trials done at sea to determine whether the ship has met the specifications of design, modification, or repair. ["Sea trial","Bed-test","Engine performance","PSC inspectio"]
LW6型断路器运行中出现油泵打压超时信号有哪些可能原因？
