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- 三头紧定螺钉扳手triple end set screw wrench
- 双头紧定螺钉扳手double-end set screw wrench
- 定to set
- 方头凹端紧定螺钉Square set screws with cup point
- 方just
- 头head
- 这是用于结构的锚定螺栓(铆钉、粗制螺栓、高强度结构用螺栓)。These are the anchor bolts (rivets, unfinished bolts, high-strength structural bolts) for the structure.
- 半圆头紧固螺钉button-head cap screw
- 第三方third party
- 英制方头和六角头螺栓和螺钉(英制系列)Square and hex bolts and screws (Inch series)
- 一方one
- 钻夹头紧松扳手On the Use of Drill Chuck to Fasten and Loosen Spanner
- 待定undetermined
- 头的cephalic
- 方差variance
- 紧固件fastening piece
- 绑定binding
- 不定indefinite
- 弯头elbow
- 她把头紧挨在他的肩膀上。Nuzzle She nuzzledher head against his shoulder.
