The purpose of cant frames in steel vessels is（）.
1、The purpose of the skirt or trunk in f
The purpose of the skirt or trunk in four-stroke cycle engines is to act in a similar manner to a （）.AcrossheadBcrownCpiston rodDconnecting rod
2、Panting frames are located in the（）.
Panting frames are located in the（）.Aafter double bottomsBcenterline tanks so tankshipsCfore and after peaksDforward double bottom
In a frame ，the MPLS label is imposed（）.AAfter the Layer3 header and before Layer2 he...
4、The purpose of the ashing step in grap
The purpose of the ashing step in graphite-furnace atomic-absorption spec-troscopy is to（）AVaporize metal atoms to be analyzedBCause the metal s...
5、The purpose of the deck seal in an ine
The purpose of the deck seal in an inert gas system is to prevent（）.Aflammable vapors from entering machinery spaceBflue gas escaping to atmosphereCinert gas escaping to atmosphereDair entering inert gas system
6、The purpose of sheer in ship construct
The purpose of sheer in ship construction is to（）.Aallow the ship to ride waves with drier decksBeliminate the need for butt strapsCeliminate the need for margin platesDgive greater strength at the deck edge