Before starting the engine the air bottle should be （）.

Before shutting off the fuel supply to stop a medium or high–speed diesel engine, why is it necessary to allow the engine to idle for a few minutes?（）

Charging is the filling of the engine cylinder with a supply or charge of fresh air （） compression.

Since the burning or combustion takes place within the engine itself, the engine is known as （）.

Be sure to make the engine turn by （） before starting and after stopping .

A declaration made by the Master before a PRC Consul，giving particulars regarding heavy weather or other incidents which may have caused damage to the vessel or cargo，through no fault of the vessel，her officers，or crew is a(n)（）.

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

The（）may examine or re-examine the goods or take samples from them straightaway in the absence of the consignee or the consignor whenever it considers this necessary.

Diesel engine mufflers or silencers reduce the engine exhaust noise by （）

The is employed to warm up a large diesel engine before its starting（）

The ball _____ two or three times before rolling down the slope.