正确答案: C
新造或大修的主
题目:()柴油机活塞运动部件在船上安装前必须先进行车间平台复验其相互位置精度。
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学习资料的答案和解析:
[单选题]轴系若按直线校中,采用的校中工艺方法是()。
A或B
[单选题]沿海及内河的船舶,其螺旋桨直径D()m时,螺旋桨和艉轴允许采用有键环氧树脂连接。
C.<4.5
[单选题]() is made of a boss with separated blades mounted into it.
A variable pitch propeller
[单选题]A crankshaft whose center of gravity coincides with its center line is said to be ().
statically balanced