查询词典 chemical analysis

The analysis of the chemical composition of mineral inclusions including olivine, garnet, clinopyroxene, and chromite from Mengyin and Fuxian diamonds, reveals that the major elements of mineral inclusions in diamond show characters with high depletion in basaltic composition.

对山东蒙阴、辽宁复县两地金刚石中包裹体矿物包括橄榄石、石榴石、单斜辉石和铬铁矿的化学成分进行了深入分析，金刚石包裹体矿物的主量元素显示华北地台至少在古生代金伯利岩侵位时具高度亏损玄武质的难熔克拉通岩石圈地幔特征。

Production and utilization and technical analysis of the cyanuramide industry in China;2. As the cleaning chemical raw,the cyanuramide is closely related with people's lives now.

三聚氰胺作为现阶段的清洁化工原料，与人们的生活密切相关，市场潜力很大，其生产方法和工艺流程有多种，并各有特点。

The analysis of thermal behavior and chemical structure show that the three main reactions do not initiate simultaneously. Dehydrogenization and cyclization reactions begin at the initial stage of stabilization, while oxidation reaction takes place on the precondition of cyclization reaction. Cyclization reaction has induction period that is influenced by temperature and heating rate.

热分析和化学结构分析的结果表明，预氧化过程中的三大主要反应并非同时进行，脱氢反应和环化反应从预氧化初期开始，而氧化反应需要以环化反应为前提条件，随后进行；环化反应具有一定的诱导期；在氧化性气氛中，首先发生脱氢反应，氧对环化反应起到了阻碍作用，使整个过程顺利可控。

The repeatability, recovery, and detection range of EBC method and chemical radiation method could meet the requirements of routine analysis. However, they could not measure the true diacetyl content.

EBC法和化学发光法的重复性、回收率和检测限可达到常规分析的要求，但检测结果并不能反应双乙酰的真正浓度，可适合检测要求不高和常规分析。

Methods Immunize hens with hepatitis B vaccine and collect the eggs. Extract egg yolk and dialyze to prepare EY-TF, then study its physical and chemical properties by spectral analysis, HPLC and Lowry method et al. according to the requirements in Chinese Pharmacopoeia.

方法用乙肝疫苗免疫母鸡，收集鸡蛋，取卵黄进行透析，制备EY-TF，参照药典要求，采用光谱法、高效液相色谱法、Lowry法等检测其理化性质。

The principle component analysis result indicated that cooking oil, vegetable emission and bacteria activity were the main sources of fatty acids, and secondary chemical reactions were the main source of dicarboxylic acids.

主成分分析结果表明，油烟、高等植物排放和细菌活动是脂肪酸的主要污染源，二次化学反应转化是二元酸的主要来源。

Furthermore, seven compounds were isolated from CSPD and their chemical structures were authenticated by spectral analysis as tetrandrine, fangchinoline, tetrandrine-2′- N-β-oxide, tetrandrine-2′- N-α-oxide, dicentrine, dicentrinone, and adenine, respectively.

从粉防己专属性对照物质中分得粉防己碱、防己诺林碱、tetrandrine-2′- N-β-oxide，tetrandrine-2′- N-α-oxide，荷包牡丹碱、荷包牡丹酮和腺嘌呤等7个成分，经波谱分析鉴定了结构。

The data of chemical composition and phase analysis showed that the principal mineral composition of Smecta is Ca Na based montmorillonite,i.e.,dioctahedral smectite.

思密达为天然消化道粘膜保护剂，白色或浅黄色粉剂，临床应用于食管炎、腹泻、胃炎、结肠炎、功能性结肠病等疾病的治疗。

Recent propress of theoretical research in chemical factor analysis and its applications in electroanalytical chemistry were reviewed in this paper, and its potential application was presented.

评述了化学因子分析近期的理论研究及其在电分析化学中的应用进展。

Among the various electrophoresis technologies, the electrophoresis with a supporting media of polyacrylamide gel has become a common separate analysis method in lab and other fields, such as biochemistry research and clinical test, due to its steady chemical properties, excellent repeatability, small electroendosmosis, easy operation and high sharpness of separation.

在众多的电泳方法中，以高分子材料—聚丙烯酰胺凝胶为支持介质的电泳因其化学性质稳定、重复性好、电内渗小、操作简单及分辨率高等优点，已成为实验室常用的分离分析手段，在生化研究和临床检验等领域日益显示出其强大的生命力。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。