请输入您要查询的英文单词:
单词
backing ring
释义
backing ring
美
/ ?b?k?? r?? /
简明释义
支撑环:一种金属环,用于加固对接焊缝并防止焊接金属进入焊缝处的管道。
网络释义
短语
1
backing ring
机
垫环 ; 衬环 ; 托圈 ; 衬环垫圈
2
weld with backing ring
背面垫环焊接
3
backing ring flange
衬环法兰
双语例句
1
D
ring
is not a necessary
backing
part which has biological activity in these compounds.
环不是该类化合物具有生物活性的必需骨架部分。
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更新时间:2025/8/26 4:52:17