正确答案: C

无须设机械制动器

题目：关于对船舶克令吊回转机构液压系统的设计要求，以下说法中不恰当的是( )。

解析：C

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]Portable carbon dioxide fire extinguishers should be sent ashore to be recharged

when the weight loss exceeds 10% of weight of charge

[单选题]_______can cause oil flow from water outlet of the oil purifier.

Oil inlet valve opening too quickly

[单选题]配有自亮灯浮和自发烟雾信号的救生圈在驾驶台每舷至少应有_______。

1个

[单选题]In a diesel engine closed freshwater cooling system, the amount of coolant flowing through the heat exchanger is controlled by the __.

thermostatic bypass valve