• Top is columniform structure, and bottom is coniform structure. With covering small area and storing large capacity of lead oxide, it can realize lead oxide first in and out.

    粉仓上部为圆柱形下部圆锥形结构粉量占地面积实现铅粉先进

    youdao

  • Top is columniform structure, and bottom is coniform structure. With covering small area and storing large capacity of lead oxide, it can realize lead oxide first in and out.

    粉仓上部为圆柱形下部圆锥形结构粉量占地面积实现铅粉先进

    youdao

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