輪機英語船舶輔助機械章節(jié)練習(2017.12.14)

來源：考試資料網

1 Water level controllers of the boiler must be kept operable to protect external steam-using plant from water “（）” danger.

點擊查看答案&解析

2 In the process of （）, liquid changes into gas.

點擊查看答案&解析

3 The bilge system has been performing well; however, the aft starboard engine room bilgewell suddenly fails to be pumped outWhich of the following should be done first to determine the cause?（）

點擊查看答案&解析

4 Moisture in a refrigeration system can cause （）.

點擊查看答案&解析

5 （） shall be provided to every oil tanker of 150 tons gross tonnage and above to record relevant machinery space and cargo/ballast operations.

點擊查看答案&解析

6 Which of the listed pressure control valves would be used to establish the maximum operating pressure of a hydraulic system?（）

點擊查看答案&解析

7 In an oil cooler circulated by sea water, the oil is at a larger pressure the result being that any leak in the cooler will mean a loss of （）.

點擊查看答案&解析

8 In a general cargo crane, （） is fitted to raise or lower the jib.

點擊查看答案&解析

9 The inner part of the condenser should be cleaned with （）.

點擊查看答案&解析

10 The latent heat of evaporation is dissipated in the （） in a compression refrigeration system.

點擊查看答案&解析