研究了不同配比的矿化垃圾与碱性添加剂对餐厨垃圾发酵产氢的影响。
The effects of different ratio of aged refuse to alkali additive on fermentative hydrogen production from kitchen waste were investigated.
黄原胶发酵液在适宜的条件下经碱性蛋白酶处理，并用酒精沉淀可制得黄原胶粉剂。
The xanthan gum fermentation broth was treated with an alkaline protease and precipitated with ethyl alcohol, the xanthan gum was obtained in powdered form.
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