[单选题]Which of the following precautions must be taken electric impression heater is used to keep the coolant in a diesel engine during the time the engine is secured?
[单选题]If a severe leak develops in the electro-hydraulic steering gear, which of the listed conditions could result?
[单选题]A vessel is required to carry an Oil Record Book Part I to log entries in the book regarding the___________.
[单选题]In the starting process of a diesel engine, the main object is to attain the compression condition sufficient to ____
[单选题]Which of the following is NOT on the list items to be recorded in Oil Record Book Part Ⅰ(machinery space operation)? (238648:第4章船舶轮机管理业务:714)