tapping capacity切: correspond to; be close to制: make; manufacture螺纹: screw thread; flight; helica ...最大: maximum孔径: aperture; diameter of apertu ...下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:切制螺纹最大孔径，即可在微信中查询翻译
