基本释义:

环头螺检

网络释义

1)eye bolt,环头螺检

2)box eye bolt,环头螺栓

3)single spiral ring packing,单头螺旋环填料

4)triple spiral ring packing,三头螺旋环填料

5)trapezoid multi-start thread ring,梯形多头螺纹环

6)trapezoid single start thread ring,梯形单头螺纹环