进料是指国内有外贸经营权的单位用外汇购买进口原料、材料、辅料、元器件、配套件和包装物料。
循环料体积与新鲜进料体积之比。有时是循环料体积与总进料体积之比。
The volume of recycle stock per volume of fresh feed. Sometimes expressed as the volume of recycle divided by the total charge.
因此对于金属M可以是闭路的，从而避免了通过新鲜进料向系统中引入杂质。
It is thus possible to close the loop on metal M, thereby avoiding the introduction of impurities into the system through fresh additions.
尽管机器人应用于钣金生产已经有很多年的历史了，但是在一台从前面进料的剪板机上集成机器人还是新鲜事物。
While robotics and metal fabrication have a long history together, integrating a robot into a front-loading guillotine shear is something new altogether.
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