knurled headmilled head滚花: annular knurl; knurl; knurli ...头: 5点就得动身 have to start before ...滚花头部: knurled head滚花头螺钉: mill headed screw; milled screw; screw with knurled head滚花头不脱出螺钉: knurled thumb screws with waisted shank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:滚花头,即可在微信中查询翻译