常見例句The billot action rule in the process of stamping and reeling of a multi-position progressive die was analyzed. 分析了多工位級進模沖壓卷圓時的條料動作規(guī)律,設計了側向浮動抽芯裝置,并對該抽芯裝置的結構進行了介紹。 返回 billot