A-frames and cylinder block is held to

1、An operator is asked to rewind and eje

An operator is asked to rewind and eject a tape from a system. Which command will accomplish this without touching the tape drive?（）A tctl resetB tctl rewindC tctl returnD tctl rewoffl

2、（） is to get the materials and service

（） is to get the materials and services from a company.AOrderingBProcurementCPurchasingDApplication

3、Your vessel is listening 4°to port and

Your vessel is listening 4°to port and has a short rolling period. There is loose firefighting water in the hull. The ship is trimmed down ...

4、It is easier to replace a dry cylinder

It is easier to replace a dry cylinder liner than a wet one because（）Aof the thin wall thicknessBhoning makes it easier to maintain the des...

5、（） unit is mounted so as to raise and

（） unit is mounted so as to raise and lower the cable from the spurling pipe, which is at the top and center of the chain or cable locker.AThe cable lifterBThe hoisting motorCThe topping wireDThe life-raft

6、When the anchor is brought to and hold

When the anchor is brought to and holding，the horizontal component of anchor cable tensions should equal the（）.Adisplacement tonnageBweight forcesCbuoyancy forcesDenvironmental force