問題詳情
64.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) relieve
(C) reclaim
(B) reconcile
(D) rectify
參考答案
答案：A
難度：非常簡單1
統計：A(1),B(0),C(0),D(0),E(0)