The primary duty of lube oil is to reduce （） between the working parts of an engine. ["power output","friction and wear","indicated pressure","rated horsepower"]
海水中水分减少的主要途径是（）、其次是（）。
关于企业财务管理的单一目标，目前我国理论界普遍赞同的观点是（） ["企业产值最大化","企业利润额最大化","企业利润率最大化","企业价值最大化"]
针对企业财务主管，可推荐的T+企管通的应用卖点包括（） ["实时成本","远程异地仓库查看","接单毛利预估","往来资金预测"]
The pressurized air is usually cooled to increase the charge air （）. ["viscosity","density","velocity","electricity"]
海底的结构是由（）所主导的。
