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- Chemical analysis metlod 气相色谱法
- 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。
- 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。
- 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。
- 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。
- Fume hood should be provided in each regular chemical analysis laboratory. 每个常规化学分析室都要有通风橱。
- Chemical analyses of the tested soil are presented in Table 4. 表4提供了供试土壤化验分析值。
- Used for heating oscillation and make even in analyzing the fiber content and chemical analysis in lab. 用于实验室作纤维含量分析及化学分析试验时需要加热振荡及辅助匀和。
