diàn dāo ㄉㄧㄢˋ ㄉㄠ 垫刀
垫刀条顶出装置。
软质密封垫对法兰面的光洁程度要求低很多，这是因为，它容易变形，能够堵死加工刀纹，从而防止了泄露。
Soft gasket to the bright and clean degree flange low demand a lot, because, this is, it easily, can change processing knife lines, and can prevent the leakage.
在刀不背上垫一层或两层透明胶带，以缓冲模切爆发的波动。
The sword back cushion one or two layers of transparent adhesive tape to buffer the die cutting production.
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