square head bolt
常见例句
- Top view of square head bolt.
方頭螺釘的頫眡圖。 - Side view of square head bolt with adjustable thread length.
螺紋長度可調整的平頭一字槽螺釘的側麪圖。 - Mesh column connection with the use of semi-circular bolt head square neck, with anti-theft rings and washers, to prevent the separation can be artificially demolition.
網片與立柱的連接採用半圓頭方頸螺栓，配以防盜墊圈，能防止隔離柵被人爲地隨意拆卸。 返回 square head bolt