threaded anchorage有: 5年 fifteen years螺纹: screw thread; flight; helica ...锚具: ground tackle螺纹锚杆: indented bolt螺纹锚固: nut anchorage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:有螺纹锚具,即可在微信中查询翻译