单选题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.Athrough boltsBjack boltsCholding down boltsDtap bolts
单选题
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
参考解析
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