螺纹底径 bottom diameter of thread相关短语 on the bottom 在底部 at bottom adv.(=at the bottom)实际上 be at the bottom of v. 引起 at the bottom 根本上,实质上,实际上;在底端,在心底 no bottom 低音缺陷 at the bottom of 在...之底部 Bottom Border 底端边框 reach bottom 触到水底;弄清底...
2) diameter at bottom of thread 螺纹底部直径3) The bottom hole of the thread 螺纹底孔4) root of thread 螺纹牙底5) thread bottom 螺纹底部6) pitch [英][pɪtʃ] [美][pɪtʃ] 螺纹中径 1. A simple qualification criterion of regular pitch diameter; 一种普通螺纹中径合格...
螺纹底径 中文螺纹底径 英文【化】 bottom diameter; thread root diameter