輪機(jī)英語(yǔ)船舶輔助機(jī)械單項(xiàng)選擇題每日一練(2019.01.25)

來(lái)源：考試資料網(wǎng)

1 （） connected to the moving tiller will bring the floating lever pivot and the lever into line at right angles to the screw shaft axis.

2 Upon the completion of required tests, a （） should be placed on each extinguisher, showing the date and the person who completed the tests.

3 A reciprocating pump belongs to （） according to its working principle.

4 If a refrigeration compressor is running continuously without lowering temperature as normal in the refrigerator, the trouble may be （）.

5 Who is responsible for ensuring that someone is assigned to close the watertight doors in an emergency?（）