countersunk bolt中文什么意思

沉头螺栓

埋头螺栓

埋头螺丝

• countersink:    vt. (-sunk ) 打孔装埋( ...
• bolt:    n. 筛子。 vt. 1.筛。 2. ...
• bolt with countersunk collar:    有锥缘的螺栓

例句与用法

1. 90 countersunk bolts , short thread , shank tolerance h8
   光杆公差带h8短螺纹90沉头螺栓
2. Bolts for drawing instruments - part 2 : deep flat countersunk bolt
   绘图仪用螺钉.第2部分:半沉头螺钉
3. 90 countersunk bolts with cross recess
   十字槽90沉头螺栓
4. Railway vehicles - countersunk bolts with double nip with metric iso thread - class c
   铁路车辆.带iso米制螺纹的双接口沉头螺栓. c级