In order to prevent stress from being set up in the metal, e

题目
单选题
In order to prevent stress from being set up in the metal, expansion joints are fitted which _____ the stress by allowing the pipe to expand or contract freely.
A

reclaim

B

reconcile

C

rectify

D

relieve

参考答案和解析
正确答案: B
解析:
句意:为了防止压力在金属中形成,伸缩缝安装其中,这样可以通过管的扩张或收缩自如来释放压力。relieve减轻;解除。reclaim开拓;回收再利用。reconcile使协调;使和解。rectify纠正。
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