captive setscrewcheck screw保险: insure; guarantee; insurance螺钉: nut bolt; screw; screw faste ...环形保险螺钉: ring stator保险螺帽: blocknut; jam nut; jaw nut; safety nut保险螺母: check nut; checknut; lock nut; safety nut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:保险螺钉,即可在微信中查询翻译