The cetane rating of diesel fuel is an indication of the （）

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（）

If separating effect is not good, which measure should be taken （）

The main purpose of port State control is not to（）

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

Using a file without a handle may result in （）

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.

If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）

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

For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）