【名词&注释】
测量法(measurement)、轴系理论中心线、不一定(not always)、光学仪器法
[单选题]轴系理论中心线用来确定()。
A. 主机位置
B. 中间轴及轴承位置
C. 艉轴位置
D. 主机和轴系位置
查看答案&解析
查看所有试题
学习资料:
[单选题]发动机的长度可决定()。
A. 机舱的长度
B. 机舱的宽度
C. 船舶的宽度
D. B+C
[单选题]舵系运动件的同轴度检验采用()。
A. 平台测量法
B. 拉线法
C. 光学仪器法
D. 不一定
[单选题]The cylinder covers and the liners are bolted together by means of studs () the cylinder frames.
A. screwing into
B. being screw on
C. to screw on
D. screwed into
[单选题]Which of the following devices is a common basic element with nearly all mechanical governors?()
A. Power piston
B. Control rack
C. Weights acted on by centrifugal force
D. Isochronous droop spring
本文链接:https://www.51bdks.net/show/y3evy6.html