Damaged bulkheads often take a permanent set which is independent of the panting or bulge caused by water pressure. To control this，you should（）.
1、A device which prints out a permanent
A device which prints out a permanent record of the plant operating conditions is known as the （）.AanaloggerBbell loggerCalarm loggerDdata logger
2、A heated bulkhead has the effect on a
A heated bulkhead has the effect on a hygroscopic commodity of（）.Acausing moisture to accumulate against bulkheadBlowering the vapor pressure of the commodityClowering the dew point of the airDraising the vapor pressure of the commodity
3、A continuous watertight bulkhead is no
A continuous watertight bulkhead is normally also a(n)（）.Astructural bulkheadBexterior bulkheadCcenterline bulkheadDjoiner bulkhead
4、After deploying the anchor，a permanent
After deploying the anchor，a permanent chain chaser is（）.Aremoved from the anchor chainBconnected to a buoy at the anchorCstripped back to the rig and securedDconnected to a buoy halfway down the chai
5、Strengthening damaged bulkheads by usi
Strengthening damaged bulkheads by using wood or steel is called（）.AbracingBbatteningCblockingDshoring
6、A continuous watertight bulkhead is no
A continuous watertight bulkhead is normally also a (n)（）.Astructural bulkheadBexterior bulkheadCcerterline bulkheadDjoiner bulkhead