The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.

By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）

Diesel engine air start system check valves are opened by （）

The shipboard oil pollution emergency plan will be invalid after （）

Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）

The condensers located in various stages of a flash evaporator are cooled by（）

To proceed to the assistance of a ship in distress is（）

Using a file without a handle may result in （）

One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）

The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）