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单词
double j groove
释义
double j groove
美
英
un.
双J形坡口
网络
带钝边双J形坡口；双面J形坡口
英汉
网络释义
un.
1.
双J形坡口
1.
带钝边双J形坡口
焊接专业英汉词典... ... 带钝边J形坡口 single J groove
带钝边双J形坡口
double J groove
单边V形坡口 single bevel groove ...
www.hanjie.com
2.
双面J形坡口
焊接词典_笑对人生... ... 1323 J形坡口 single J groove 1324
双面J形坡口
double J groove
1325 X形坡口 double V groove ...
blog.sina.com.cn
例句
随便看
period of metamorphosis
period of money and credit economy
period of money economy
period of motion
period of natural economy
period of notice
period of office
period of one complete turnround of locomotive
period of onset
period of operating cycle
period of operation
period of optical cycle
period of organogenesis
period of oscillation
period of ovum
period of pitching
period of precession
period of pregnancy
period of preimplantation
period of probation
period of production
period of proliferation
Period of Prolongation of Voyage
period of qualifying service
period of rapid ejection
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2026/7/19 2:09:52