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- Chemical analysis using electrolytic techniques. 电解分析以电解法进行的化学分析
- Detectable only by microscopic examination or chemical analysis, as a minute blood sample. 通过显微镜观察测知的只能通过显微镜观察或化学分析才能发现的，如微量的血样
- They made spectroscopy a primary tool of chemical analysis. 他们使光谱学成为化学分析的主要工具。
- Irrigation has been used where needed and modern chemical to control weeds. 需水的地方有了灌溉设施，并且采用了现代化学药剂以控制杂草。
- You can ask for a chemical analysis of your tap water. 你可以要求给你的自来水做化学分析。
- Chemical analysis of manganese ores. Determination of lime. 锰矿石的化学分析。氧化钙的测定。
- Familiar with various plating processes and chemical analysis. 熟悉各种电镀工艺和化学分析。
- Soil Chemical Analysis on the Process of Soil Acidification. 土壤酸化过程的土壤化学分析
- Method: to adopt the HPLC and chemical analysis method. 方法:高效液相色谱法和化学分析法。
- After chemical analysis,we know the constituents of ore. 经过化学分析，我们知道了矿石的构成。
- Abstract: Metalloporphyrin chemistry is an important branch in modern chemical field. 摘要: 金属卟啉化学是现代化学中重要的分支之一。
- Located at Lushan County of Henan Province, Henan Huiyuan Chemical Industry Co., Ltd is a comprehensive, high-tech and modern chemical enterprises. 河南省汇源化学工业有限公司位于河南省鲁山县，是综合型、高科技、现代化工企业。
- Neutron activation or chemical analysis for uranium are used as a follow-up. 中子活化分析和化学分析铀可作为进一步追索的方法。
- Zinc ingots. Selection and preparation of samples for chemical analysis. 锌锭。化学分析用样品的制备和抽样。
- CHEMICAL ANALYSIS OF MANGANESE ORES. GRAVIMETRIC DETERMINATION OF BARIUM OXIDE. 锰矿的化学分析。氧化钡的重量法测定。
- Chemical analysis of manganese ores. Gravimetric determination of manganese. 锰矿石的化学分析。
- CHEMICAL ANALYSIS OF NITRIC ACID. TURBIDIMETRIC DETERMINATION OF CHLORIDES. 硝酸的化学分析。氯的浊度计测定。
- CHEMICAL ANALYSIS OF SULPHURIC ACID AND OLEUM. DETERMINATION OF ASH. 硫酸和发烟硫酸的化学分析。熔烧残留物的测定。
- English: Natural Medicinal Chemistry is a subject studying the biological active ingredients of natural medicine, applying modern chemical, physical and biological theories and methods. 中文：天然药物化学是一门应用现代化学、物理学、生物学等理论和方法研究天然药物生物活性成分的学科。
- Neutron activation or chemical analysis for uranium are used as a follow-up . 中子活化分析和化学分析铀可作为进一步追索的方法。
