你可能感興趣的試題

What is the purpose of cant frames in steel vessels? （）

A.To support the overhang of the stern
B.To provide strength to shell plating at the stern
C.To add strength to the deck beams which support the weather decks
D.To support the plating of a cylindrical tank

單項(xiàng)選擇題

What is the purpose of a striker plate? （）

A.Provides surface for applying force on machinery
B.Provides landing surface for the sounding bob
C.Absorbs machinery vibration
D.Prevents valve stem over-travel