单项选择题
A.seating B.bedplate C.entablature D.cylinder block
If the bedplate was too rigid, then as the hull flexed,...
单项选择题If the bedplate was too rigid, then as the hull flexed, the （）, which secure the engine into the ship would be likely to break, and there would be a danger of the bedplate cracking.
A.through bolts B.jack bolts C.holding down bolts D.tap bolts
The bedplate must be flexible enough to hog and sag wit...
单项选择题The bedplate must be flexible enough to hog and sag with the foundation plate （） it is attached and which forms part of the ship’s structure.
A.in which B.on which C.to which D.by which
The fire drill must, as far as practicable, be conducte...
单项选择题The fire drill must, as far as practicable, be conducted if （）.
A.there is a minor emergency B.there is an actual emergency C.there were a minor emergency D.there were an actual emergency
