bolt head

基本解釋

The design of the bolt head insures that the bolt will not slip or rotate when the rubber is turned.
這種設(shè)計(jì)確保了在鏇轉(zhuǎn)橡膠的時(shí)候螺栓不會(huì)滑動(dòng)或鏇轉(zhuǎn)。
The utility model discloses a T-shaped bolt which is composed of a bolt head (1) and a screw rod (2);
本實(shí)用新型公開了一種T型螺栓，它由螺栓頭（1）和螺桿（2）搆成；
ip.com
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(wǎng)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(wèi)地隨意拆卸。