单项选择题
A.Tensile B.Compression C.Shear D.Strain
The purpose of sheer in ship construction is to（）.A.all...
单项选择题The purpose of sheer in ship construction is to（）.
A.allow the ship to ride waves with drier decks B.eliminate the need for butt straps C.eliminate the need for margin plates D.give greater strength at the deck edge
The procedure of strengthening damaged structures on a ...
单项选择题The procedure of strengthening damaged structures on a ship by using wood or steel is called（）.
A.bracing B.battening C.blocking D.shoring
The pillar shape that gives the greatest strength for t...
单项选择题The pillar shape that gives the greatest strength for the least weight is the（）.
A.octagonal pillar B.H Beam pillar C.I Beam pillar D.circular type pillar
