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- Amino acids in dried bear gall,ox gall, pig gall and sheep gall were determined by using chemical derivatization method and GC/MS technique. 采用化学衍生化和GC-MS分析技术,测定了熊胆、牛胆、猪胆、羊胆中的氨基酸,经计算机检索确定了14种。
- The methods for chemical derivatization and direct or indirect determination of carbohydrates by HPCE technique are also discussed. 本文评述了近年来毛细管电泳在糖分析中的发展状况和一些常见的分析方法,引用文献51篇。
- The fragmentation pathway of raddeanin A was studied by electrospray ionization mass spectrometry(ESI-MS/MS) together with chemical derivatization. 以化学衍生结合电喷雾电离质谱(ESI-MS/MS)法研究银莲花素A的质谱裂解方式。
- Abstract: The surface chemistry of a high modulus and a low modulus carbon fiber, both before and after nitric acid oxidation, were studied by X-ray photoelectron spectroscopy (XPS) and chemical derivatization. 文摘:采用X光电子能谱(XPS)及化学衍生法探讨了硝酸氧化前后的碳纤维表面化学的变化。
- The surface chemistry of a high modulus and a low modulus carbon fiber, both before and after nitric acid oxidation, were studied by X-ray photoelectron spectroscopy (XPS) and chemical derivatization. 采用X光电子能谱(XPS)及化学衍生法探讨了硝酸氧化前后的碳纤维表面化学的变化。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- APPLICATION OF CHEMICAL DERIVATIZATION TO THE HPLC DETERMINATION OF BIO-POLYAMINES WITH FLUORESCENCE DETECTION 化学衍生法应用于生物多胺的HPLC荧光检测
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
- He devoted his life to chemical research. 他一生从事化学研究。
- He is experimenting with a new chemical. 他正在实验一种新的化学制品。
- The two elements are synthesized by a chemical process. 这两种元素已经化学合成。
- A chemical compound consisting of such molecules. 二聚化合物这种聚合物形成化合物