screw bolt and nut

常见例句

Our main products are screw, expansion bolt, nut and washers. We are very competitive in price and quality.
主要生产螺丝，螺栓，螺钉，螺帽，膨胀，铆钉，垫圈等。
Lift mechanisms are arranged on the front running device and the rear running device which can be separated and can be inserted and fixed to form integration by a screw bolt and a screw nut.
前行路装置与后行路装置上均设有升降机构，前行路装置与后行路装置可分离，也可插接并用螺栓、螺母固定成一体。
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First, assembly with temporary bolts. Amount of temporary bolts should be no less than the 1/3 of total connecting bolts. Align steel bar with hole, and insert temporary bolt and screw down nut.
首先用临时螺栓拼装，个数不应少于接头螺栓总数的1/3以上，方法是先用钢穿杆对准孔位，在适当位置插入临时螺栓拧紧螺母；