题目内容

方程组Ax=b的高斯-赛德尔迭代法收敛,雅可比迭代法可能收敛,也可能不收敛。

A. 对
B. 错

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The strength deck, bottom and ( ) of a ship act as a box girder in resisting bending and other loads imposed on the structure.

A. flat keel
B. second deck
C. side shell
D. bulkhead

The plan which defines the ship form is known as a ( ).

A. lines plan
B. sheer profile
C. body plan
D. half breadth plan

The sections obtained by the intersections of waterplanes with the surface of the ship are called ( ) .

A. waterlines
B. buttocks
C. sheer profile
D. bow line

( ) is the ratio of the actual volume of the underwater form to the volume LBd.

A. Midship area coefficient
B. Waterplane area coefficient
C. Block coefficient
D. Vertical prismatic coefficient

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