When the bearing becomes dry from lack

1、When to remove scale from the cooling

When to remove scale from the cooling spaces, acid solution （） in the system can be tested from time to time by putting some on to a piece of lime.AstrengthBdenseCpercentageDvelocity

2、When the result of an operation become

When the result of an operation becomes larger than the limits of the representation,______ occurs.AoverdoseBoverflowCoverdraftDoverexposure

3、When viewed from above，the best positi

When viewed from above，the best position for the guy in relation to the boom is（）.AAt a 45° angleBAt right anglesC4 feet aft of the heel of the boomDParallel to the boom

4、When cargo is shifted from the main de

When cargo is shifted from the main deck into the lower hold of a vessel,（）.AThe metacenter will move downwardBThe GM will increaseCThe center of buoyancy will move upwardDThe list of the vesel will become great

5、When you have received GA+ from the CE

When you have received GA+ from the CES for the INMARSAT-A telex communication, you should immediately select（）and（）you required.Aan CES / telex modeBan SES telex serviceCthe service /the subscriberDa satellite /an ocean regio

6、When a vessel is in dry-dock, the vess

When a vessel is in dry-dock, the vessel’s engineers should （）.Aexamine the condition of the propellerBchip and paint all hull protection zincsCinstall new docking plugs in all cofferdamsDinspect the hull for hogging or sagging