Before "stand-by" is rung on the engine telegraph, it is usual to give the main engine （） ahead and astern.

The purpose of treating the cooling water of the diesel engine is to______. I、 resist the scale formation in the cooling chamber II、lubricate the engine part II III、increase thermal capacity IV、 resist corrosion

The purpose of treating the cooling water of the diesel engine is to____. I、 resist the scale formation in the cooling chamber II、 lubricate the engine part III、 increase thermal capacity IV、 resist corrosion

The cylinders, with cooling jackets, are （） to the engine frame by eight tie rods.

Will we connect the motor with the fresh water pump? No, the pump is ( )_

When a ship is fully loaded, it needs to prevent the main engine to be（）.While a ship is fully empty, it needs to prevent the main engine to be（）.

（） is used for cylinder and cylinder head, the salt water is used for cooling the lubricating oil, the fresh water in the coolers and the charging air in the air cooler.

With UMS, when the engine room is unwatched （） will control the main engine.

The cooling water of the diesel engine should be treated with chemical, because it contains .

Before "stand by" is rung on the engine telegraph, it is usual to give the main diesel engine a brief trial ahead and astern.

Cooling of engine is achieved by circulation a cooling liquid around internal passages within the （）.

In a diesel engine jacket water cooler, with seawater cooling the fresh water, the（）