contaminations

英

美

(contamination 的复数) n. 污染, 污物
[化] 污染; 沾污
contamination的复数

化学

双语例句

• A higher ratio of NH3-N in TN of waste water was not good for anaerobic nitrification process of organic contaminations.
  而废水TN中NH3-N比例过高，对有机污染物的厌氧硝化过程更为不利。
• The mechanism about how the contaminations be removed by electrocoagulation was discussed in part there, and the influence of pH and electrolyte on the aluminium anode process was analysed.
  论文第三部分对电凝聚去除微污染水中污染物的作用机理进行了探讨，分析了铝阳极过程中pH值和电解质对其的影响。
• Molecular-sieves are good at adsorbing many contaminations ( H2O especially), so it usually be used to adsorb contaminations.
  分子筛对包括水汽在内的多种污染物具有良好的吸附作用，可以作为控制污染物的吸附材料。
• Dissolving and removing of oxides and contaminations from the surface of a metal or alloy are the primary purposes of flux.
  助溶剂的主要目的是溶解出去金属或合金表面的氧化物和污染物。
• The pesticide is one of the most important contaminations in soil.
  土壤的各类污染物中，农药是很重要的一类。
• This article summarizes the characteristics of boron and its isotopic compositions in natural waters, and reviews newly-obtained research results of application of boron and its isotopes to trace the contaminant sources, the extension and the intensity of contaminations in natural water bodies.
  文中总结了部分天然水体的硼含量和硼同位素组成特征，综述了近年来用硼同位素示踪水体的污染物来源、程度和范围等方面新的研究成果。
• The Food Safety Law stipulates to establish the national food safety risk surveillance system and monitor the food borne diseases, food contaminations and harmful factors in food.
  我国《食品安全法》规定国家建立食品安全风险监测制度，对食源性疾病、食品污染以及食品中的有害因素进行监测。
• It is a new research subject to remove the pollution of organic contaminations by photocatalytic degradation in the environment-protecting field nowadays.
  光催化降解有机污染物消除其对环境的污染是目前环境领域中的新兴研究课题。
• The electrical conductivity of a soil is changed because of the change in composition and structure due to contaminations.
  被污染的土由于其组成成分、结构等发生变化，导电性随之发生变化。
• Research Progress on the Migration and Diffusion of Dangerous Chemical Contaminations in Air, Water and Soil
  危险化学污染物在空气、水和土壤中的扩散与迁移研究进展