单项选择题
A dirty intercooler on the ship service air compressor will result in （）.
A.decreased compression ratio B.higher than normal power consumption C.un-loader malfunction D.water in the lubricating oil
单项选择题 The function of lubricating oil is to （）.
单项选择题 In a flash distilling unit, evaporator feed (seawater) first absorbs heat in the （）.
单项选择题 An independent bilge suction is required for （）.
