contaminations
英
美
(contamination 的复数) n. 污染, 污物
[化] 污染; 沾污
contamination的复数
双语例句
- Experimentally studies the relation of the pressure difference and leakage rate of contaminations separately by atmospheric dust method and experimental culture method.
分别用大气尘法和实验菌种法对压差和污染物外泄量的关系进行了实验研究，结果显示压差从0变到-6Pa，污染物外泄浓度比仅减少0.03左右； - 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。 - Needle scalers are most effective on brittle and loose surface contaminations.
针束除锈机对清除掉脆性、松散的表面污物最有效。 - 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。 - All these demonstrate that sulphites have become one of major contaminations in aquatic products.
综合检测结果表明，亚硫酸盐污染已经成为水产加工品的主要污染因素之一。 - Common Contaminations in Vacuum Devices and Their Cleaning Ways
真空装置中的常见污染和清洁处理 - Effects of fuel contaminations in anode on the performance of proton exchange membrane fuel cell
阳极气体杂质对PEM燃料电池性能的影响 - In library, the contaminations can be divided into four parts: i.e.chemical contamination, physical contamination, biological contamination and radioactive contamination.
前言：图书馆内污染物按性质分为化学性污染物、物理性污染物、生物性污染物和放射性污染物。 - Five factors that H2quantity input, isotactic degree, contaminations in raw material, reaction temperature so on critically affect the MFR of polypropylene.
H2的加入量、等规度、聚合反应密度、原料中杂质、反应温度等五方面因素对聚丙烯熔体流动速率具有重要影响。 - 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。