Bolt hole fitting plastic core industrial caster.
孔顶塑芯工业脚轮。
I bored a hole so that the bolt would pass through.
我钻了一个孔，这样门闩就能穿过去。
Pin hole bolt ruptures under its service.
销孔螺栓在服役期限内发生断裂。
I bored a hole so that the fixing bolt would pass through.
我钻了个孔，好让固定插销穿过去。
I bored a hole so that the fixing bolt would pass through.
我钻了个孔，好让固定插销穿过去。
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