piercing dies
常见例句
- This design carries on blanking, the piercing progressive dies design.
本次設計了一套級進模。 - On compound dies, piercing amd blanking punches must be on the same plane to prevent material slippage.
在複郃模具中，爲阻止材料滑動沖孔及下料沖高度應相同。
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