sealing screw

网络释义

1.	密封螺钉光电词汇港台地区译法(S) - 飞达光学网 ... sealing 密封 sealing screw 密封螺钉 sealing washer 密封垫圈 ... www.33tt.com
2.	封闭螺丝直角三角形_馆档网 ... "封闭塞"," sealing plug" "封闭螺丝"," sealing screw" "封闭用水"," sealing water" ... www.guandang.com

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