问题描述:
Countersunk Flat Head Screw, Countersunk Raised Head Screw, Hex Head Cap Screw分别是什么紧固类型.
还有,Hex Head Bolt ,Hex Head Screw, Hex Socket Countersunk Hex Screw ,Hex Socket Head Cap Screw.
还有,Hex Head Bolt ,Hex Head Screw, Hex Socket Countersunk Hex Screw ,Hex Socket Head Cap Screw.
问题解答:
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