logo - 刷刷题
下载APP
【单选题】

航海学中的地球形状是指 。

A.
地球自然表面围成的几何体
B.
大地水准面围成的几何体
C.
地球圆球体
D.
以上都对
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】圆柱度公差带的形状是( )。

A.
一个圆
B.
一个球
C.
两个同心圆
D.
两个同轴圆柱

【单选题】航海学中的地球形状用______来描述。

A.
地球自然表面围成的几何体
B.
大地球体
C.
地球椭圆体地球圆球体

【多选题】釜底形状有()类。

A.
平面形
B.
碟 形
C.
椭圆形
D.
球 形

【单选题】Part ADirections: Read the following four texts.Answer the questions below each text by choosing A, B, C or D .Mark your answers on ANSWER SHEET 1.It was the worst tragedy in maritime (航海的) history, s...

A.
It was attacked by Russian torpedoes.
B.
Most of its passengers were frozen to death.
C.
Its victims were mostly women and children.
D.
It caused the largest number of casualties.

【单选题】It was the worst tragedy in maritime (航海的) .history, six times more deadly than the Titanic. When the German cruise ship Wilhelm Gustloff was hit by torpedoes (鱼雷) fired from a Russian submarine in th...

A.
a strong ice storm tilted the ship
B.
the cruise ship sank all of a sudden
C.
the badly damaged ship Leaned toward one side
D.
the frightened passengers fought desperately for lifeboats

【单选题】关于地球形状的的描述,正确的是( )。

A.
天圆地方
B.
天如斗笠,地如覆盘
C.
地球是正圆形的
D.
地球是一个两极稍扁,赤道略鼓的不规则球体