pin hole造句

1、The third step, the cable soldered to the pin hole soldering.
第三步，把电缆焊接到针焊接孔上。

2、There is a pin hole between outside shell and output axis.
外套与输出轴的径向有一个插销孔。

3、Pin hole bolt ruptures under its service.
销孔螺栓在服役期限内发生断裂。