During oil transfer operations,who is responsible for ensuring that the posted transfer procedures are followed?(). The designated person in charge。 The tankerman。 The senior able seaman。 The oiler。
Which of the listed conditions will affective pressure the most in the cylinder of a diesel engine?() TBN of the lubricating oil。 Temperature of the lube oil。 Completeness in the mixing of the fuel and air。 Temperature of the cooling (sea) water。
配电网中装设消弧线圈的目的是什么?消弧线圈有哪几种补偿方式?
预留印鉴卡片一式四份,分别交()保管。 客户。 主管会计。 柜员。 有对账管理职能机构。
光合作用的出现导致:() 生物合成蛋白质的进化。 多细胞生物的进化。 大气中二氧化碳的积累。 大气中氧气的积累。
关于比电阻ρ的定义()