round head square-neck bolt的意思|示意
圆头方颈螺栓
round head square-neck bolt的网络常见释义
圆头方颈螺栓 ... 圆头开槽螺栓：round head grooved bolt 圆头方颈螺栓：round head square-neck bolt 圆头的：round-head ...
round head square-neck bolt相关短语
1、 half-round head square neck bolt 半圆头方颈螺栓
2、 round head square neck bolt 圆头方颈螺栓
3、 round-head short square-neck bolt 圆头短方颈螺栓