• 结果表明压力增加沉析颗粒平均粒度减小

    The results show that the average particle size is decreased with the increasing of pressure.

    youdao

  • 沉析特性云母精制颜料制备进行了探讨。

    The precipitation characteristics of titanium salt, refinement of mica and preparation of pigments are studied.

    youdao

  • 本文采用直接缩聚法制pBA树脂沉析法制备p BA浆粕

    In this paper, PBA resin and pulps have been prepared directly by solution polycondensation and precipitation, separately.

    youdao

  • 引入一种新型处理水解产物降低生产成本排污负荷

    The introduction of a new type preciptant for treatment of hydrolysis product lower the production cost and load of waste discharge.

    youdao

  • 洋底沉析矿物赤铁矿针铁矿石英硅酸盐类碳酸盐类矿物。

    The settlingout minerals are hematite, goethite, quartz, silicate and carbonate at the bottom of the ocean.

    youdao

  • 工艺主要流程茶汤预处理后多级逆流萃取真空浓缩纯化沉析、低温真空干燥

    The primary technology processes are many scales of countercurrent extraction, vacuum concentration, a drop purification and vacuum drying in low temperature.

    youdao

  • 以三叶木通果皮为原料,分别采用乙醇沉析铁盐淀法探讨了提取果胶最佳工艺。

    The extracting conditions of pectin from akebia trifoliate koiaz peels with the ways of ethanol precipitation or FeCl3 solutions were studied.

    youdao

  • 采用法制备得到了高比表面积丙烯腈(PAN)腈纶浆粕,系统地研究了沉析过程工艺参数PAN浆粕成形的影响

    PAN pulp with high specific surface area has been obtained by precipitation method. Effects of parameters during precipitating process on the properties of PAN pulp have been studied.

    youdao

  • 采用法制备得到了高比表面积丙烯腈(PAN)腈纶浆粕,系统地研究了沉析过程工艺参数PAN浆粕成形的影响

    PAN pulp with high specific surface area has been obtained by precipitation method. Effects of parameters during precipitating process on the properties of PAN pulp have been studied.

    youdao

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