【名词&注释】
看不见、机动船(motor vessel)
[单选题]当艇筏上的遇难人员乘登完毕后，不应远离失事地点，一般划离难船：
A. 1/4海里
B. 2/4海里
C. 3/4海里
D. 1海里
查看答案&解析
举一反三：
[单选题]The purpose of treating the cooling water of the diesel engine is to______. I、 resist the scale formation in the cooling chamber II、lubricate the engine part II III、increase thermal capacity IV、 resist corrosion
A. I + II
B. II + III
C. III + IV
D. I + IV
[单选题]What is the most advantage of the lean-combustion different from the routine combustion?
A. Continue running
B. Well combustion
C. Higher peak temperature
D. Lower holding time of Maximum temperature
[单选题]你驾驶的的机动船在宽阔水域航行，在正前方的两桅灯接近一直线，并见两盏舷灯，并存在碰撞危险，由于风浪，偶尔看不见红舷灯，你船应：
A. 右转并鸣放一短声
B. 左转并鸣放二短声
C. 保向保速
D. 等待
[单选题]Springs in fuel injectors will become not strong enough to work because______.
A. the injector opens at a lower pressure than designed
B. the needle valve and seat wear out
C. the nozzle holes wear out
D. long time in use
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