單項選擇題

When the vessel shafting are installed, the slightly inclined of the shaft line should be rectified by（）

A.adjusting the position of the intermediate bearing
B.changing the position of the main engine installation
C.adjusting the center line of the propeller
D.changing the position of the thrust block

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單項選擇題

Setting a sealing equipment astern on the tailshaft can’t （）

A.prevent the seawater from intergrating
B.prevent the lube oil from running out of the outside aboard
C.strengthen the intencity of the sterntube
D.prevent the mud and sand from entering the lube oil system

單項選擇題

In the process of the shafting management, special attention should be paid to（）

A.on the sailing, the water in the aft peak tank should be excluded as much as possible
B.the stuffing style ahead sealing shouldn’t have any water leaking out
C.Simplex astern sealing shouldn’t have any oil leaking out
D.Simplex ahead sealing can have some oil leaking out

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When the vessel shafting are installed, the slightly inclined of the shaft line should be rectified by（）

你可能感興趣的試題

Setting a sealing equipment astern on the tailshaft can’t （）

In the process of the shafting management, special attention should be paid to（）

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