To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）

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.

（） is not installed on the main switchboar.

（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.

The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）

Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）

A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）

Thermostatic steam pressure reducing valves are used in the fuel oil service system to control 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（）