Tapping is the process of cutting a thread inside a hole so that a cap screw or Bolt may be threaded into it.
攻丝是在一个孔中车出螺纹,以便装上有帽螺钉或螺栓。
A small block of metal or wood with a central, threaded hole that is designed to fit around and secure a bolt or screw.
螺母，螺帽中部有螺纹用于与螺栓或螺钉相配合的小块金属或木头
a threaded fastener used either with a nut or with a tapped hole; slotted head can be driven by a screwdriver.
一种或有螺帽或有塞孔的螺纹扣件；其开槽头可以由螺丝起子钉入。
galvanized insulator bolt with nut
带螺丝帽镀锌瓷瓶穿钉
Remove the trim cap and screw at the upper front corner of the front door trim panel.
拆卸前门饰板上前角的饰帽和螺钉
One of the screws has worked loose.
有个螺丝钉已经松了。
"Bolts,screws & nuts"
"螺栓,螺丝及螺帽"
Bolt( screw, nut, stud, spring washer, pin, ball bearing, roller bearing) is the most commonly used machine part.
螺栓（钉、帽、头螺栓、簧垫圈、、珠轴承、柱轴承）最常用的机械零件。
except the screws and nuts that held the knocker.
只有固定门环的螺丝和螺帽。
This studded leather hat is too trendy.
这个有图钉式样的皮帽流行性太强了。
d non-ferrous screw and nut
黑色及有色金属螺钉和螺母
377 bolt (screw, nut, stud, spring washer, pin, ball bearing, roller bearing) is the most commonly used machine part.
螺栓（螺钉、螺帽、双头螺栓、弹簧垫圈、销、滚珠轴承、滚柱轴承）是最常用的机械零件。
A tacklike pin with a large head that is easily inserted into a wall or board.
图钉平头钉状的钉子，有一个大的钉帽，它能很容易地被钉进墙或板中
To clinch(a bolt, for example).
钉牢（例如螺丝钉）
With a wrench he loosens the nuts which fuse the fuel line between tank and engine.
他用钳子扭松了接连油箱与发动机的油管上的螺钉帽。
spiral part of a screw
（螺钉的）螺旋部分.
Tighten wheel nuts until all are properly torqued, to eliminate brake distortion.
拧紧车轮螺帽直到所有螺帽都达到适当的扭力，以免刹车变形。
" Mechanical properties of fasteners--Bolts, screws, studs and nuts made of non-ferrous metals"
GB/T3098.10-1993紧固件机械性能有色金属制造的螺栓、螺钉、螺柱和螺母