• SeTeral sealing methods for jigs and tables are presented in detail and the gold dredger operation management also discussed in this paper.

    选矿设备跳汰机摇床的封闭作详尽的阐述同时也对采生产管理进行了讨论。

    youdao

  • The dredger of 300L in volume imported from Netherlands often caused the larger grains of gold running off through the screen.

    荷兰引进300船,存在筛上流失金的问题。

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  • The dredger of 300L in volume imported from Netherlands often caused the larger grains of gold running off through the screen.

    荷兰引进300船,存在筛上流失金的问题。

    youdao

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