compounded enzyme preparate 复配酶制剂
Radix Glycyrrhizae Preparate 炙甘草
Take Xinjiang bentonite as raw material, preparate the inorganic gel.
以新疆膨润土为原料，制备无机凝胶。
youdao
This paper about the technics is to use the material of haloid liquid, ammonium bicarbonate and ammonia to preparate the super light MgO.
本研究所述的工艺是采用卤水、碳酸氢铵和氨水为原料，生产特级轻质氧化镁的方法。
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