它是多种碳氢化合物的混合体。
不同土壤有机矿质复合体中活性磷和中等活性磷的分布,与有机磷化合物中的核酸磷和肌醇磷的含量有关。
The results show that the distribution of labile and moderately labile pool in organo-mineral complexes of different soils is related to the contents of nucleic acid-P and inositol-P.
对这些化合物的紫外光谱研究表明,在非极性溶剂中,在相对高浓度中,杯芳烃衍生物以聚合体形式存在。
The studies on the UV spectra showed that the calixarenes exist in agglomeration form in non polarity solution in relatively high concentration.
由以化和云天化合作成立的合资公司将会打造成为世界一流的磷矿,以及领先的磷化工联合体。
The JV between ICL and YTH will create a world-class phosphate mine and a leading global phosphate integrated operation.
硫胺素(亦称维生素b1):有机化合物,维生素B复合体的一种,为日常饮食所必需。
Thiamine (vitamin B1) Organic compound, part of the vitamin B complex, necessary in carBohydrate metaBolism.
3复合体系在甲醇介质中对硝基化合物进行部分还原,可以获得相应的氧化偶氮苯类化合物。
Nitroarenes could be conveniently reduced to the corresponding azoxybenzenes by NaBH4/BiCl3 system in methanol.
3复合体系在甲醇介质中对硝基化合物进行部分还原,可以获得相应的氧化偶氮苯类化合物。
Nitroarenes could be conveniently reduced to the corresponding azoxybenzenes by NaBH4/BiCl3 system in methanol.
应用推荐