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 water yields hydrogen and oxygen.
水经过化学分解产生氢和氧。
The results of common chemical analysis indicated that the NO3-N movement was coresponded with the water condition.
结果表明，NO3—N的移动同降雨、灌水以及整个土壤系统中的水分状况密切相关。
After chemical analysis of the experiment water, the tendency to corrosion and scaling was analyzed by a stable indicator.
在对试验水样进行水质化学分析后，采用稳定指数法，对水样的腐蚀与结垢趋势进行了判断。
Description and analysis on the Phenomenon, damage and Reason of the water Hammer for the Liquid Chemical Terminal, Submit the control and elimination measures.
对水锤现象的危害、原因进行了描述和分析。根据液体化工库产生水锤的特点，提出了控制和消除水锤的措施。
Water chemical characteristics of mine water in Nantun Coal Field were studied using cluster analysis, and also the quality was evaluated.
采用聚类分析研究了南屯煤矿矿井水的水化学特征，并进行了水质评价。
All the samples obtained were examined with X-ray diffraction, isothermal adsorption of water, DTA, TG, IR, TEM, and chemical analysis, and were identified as L-type molecular sieve.
产物经X射线衍射，水的等温吸附、差热分析、红外图谱，透射电镜以及化学分析等测定证实为L型沸石。
The correlation analysis showed that the physical mixing course of water from land was the major factor influencing the nutrient salt, and the biological and chemical factors were secondly.
相关分析表明，陆源水的物理混合过程是影响诸营养盐含量的主要因素，生物、化学作用次之；
This article makes the analysis and evaluation of rationalization for the process water in Shenyang Chemical Plant according to the repeated utilization ratio and the quota of water consumption.
以重复利用率、万元产值新水量和产品用水定额为指标依据，对沈阳化工厂生产用水进行合理化分析与评价．分析存在主要问题及原因；
The representative chemical index and the typical water sample were obtained by means of absolute value correlative analysis and Q type factor analysis respectively.
用绝对值关联分析和Q型因子分析等方法得出了地下水中具有代表性的化学指标和具有代表性的水样。
Based on investigation of hydrologic characteristics in the Qaidam Basin, main concern of this paper is devoted to water chemical analysis.
文章在对柴达木盆地水文特征研究的基础上，重点对柴达木盆地主要河流的水化学特征进行了较为全面的分析研究。
Based on the water chemical analysis on the construction site of Handan City in recent years, an erosion evaluation was made on the concrete. The data was applied and managed systematically.
根据邯郸市建筑场地近几年的水化学分析成果，评价地下水对混凝土的腐蚀性，并对这些资料进行了系统整理、综合利用，建立了城市地下水腐蚀性评价系统。
The cause of fracture of a water supply valve used was analyzed by macrophoto, chemical composition analysis, metallography and mechanical performance.
针对使用中的自来水阀体断裂破坏，进行了宏观形貌、材质化学成分、金相组织、力学性能等失效分析工作。
Electrospray IMS is well suited for a wide range of applications including direct water analysis, pharmaceutical cleaning validation, and general chemical analysis.
电喷射IMS可广泛配套各行业，包括直接水样分析，药物清洁有效化分析，常规化学分析等。
The error of all-water of coal between the method of pulsed neutron and conventional chemical analysis is below 0.5%.
用脉冲中子法测得的全水分分析值与化验值的偏差不超过0 5%。
A laboratory analysis shows that emulsification is related to the chemical type and concentration and water cut in acting force and system.
室内研究认为，乳化与作用力、体系中的化学剂类型和浓度及含水率等因素有关。
It is applicable for analysis of chemical waste water, sewage and river water.
适合于化工废水及污水、河水分析。
Effects of sulfate concentration, water-binder ratio, mineral admixtures and chemical additives on the compressive strength of concrete were studied through the grey relational analysis.
采用灰色关联理论研究了硫酸盐浓度、水胶比、矿物掺合料及外加剂等因素对混凝土抗压强度的影响。
It has been found that SIR can be extensively used in many processings, such as chemical analysis, technological separations and the removal of metallic ions from waste water.
已经发现溶剂浸渍树脂可以广泛用于很多过程，比如化学分析、工艺分离和从废水中除去金属离子等。
Using chemical cleaning, according to the different actual conditions and water quality, please scale scale by qualitative analysis assay preparation medicament cleaning, respectively.
采用化学清洗板式热交换器时，要根据实际请况和水质的不同所结垢的垢质进行分析化验分别配制药剂清洗。
The rock failure mechanics with chemical damage is a new analysis method proposed by author. The method may explain and quantitatively analyze the mechanical effects of water and rock interaction.
重点讨论了考虑化学损伤的破坏力学方法，认为此方法可以解释并定量分析水-岩反应的力学效应。
The principle of liquid membrane technology and its application in pharmaceutical chemical engineering, extraction of rare metal, trace analysis and treatment of waste water are discussed in detail.
介绍了内电解法在制革废水处理中的运行机理、工艺流程以及在制革废水处理中的研究应用现状及研究新进展。
The principle of liquid membrane technology and its application in pharmaceutical chemical engineering, extraction of rare metal, trace analysis and treatment of waste water are discussed in detail.
介绍了内电解法在制革废水处理中的运行机理、工艺流程以及在制革废水处理中的研究应用现状及研究新进展。
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