blank bolt非: mistake; wrong; errors切: correspond to; be close to制: make; manufacture螺栓: bolt; screw bolt; threaded b ...切制螺丝装置: chasing bar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:非切制螺栓，即可在微信中查询翻译
