contaminant

英 [kənˈtæmɪnənt]

美 [kənˈtæmɪnənt]

n.  致污物; 污染物

复数：contaminants　

IELTS计算机

BNC.22602 / COCA.9858

牛津词典

noun

• 致污物；污染物
  a substance that makes sth impure
  1. Filters do not remove all contaminants from water.
     过滤器无法过滤掉水中的所有污染物。

柯林斯词典

• N-COUNT 污染物
  Acontaminantis something that contaminates a substance such as water or food.
  1. Contaminants found in poultry will also be found in their eggs...
     家禽身上发现的污染物，在禽蛋里也会有。
  2. We are exposed to an overwhelming number of chemical contaminants every day in our air, water and food.
     我们每天都会通过空气、水和食品接触到数量惊人的化学污染物。

英英释义

noun

• a substance that contaminates
  Synonym:contamination

双语例句

• Analysis of the ingredient of organic contaminant in Maize of some irrigation areas
  某灌溉区玉米中有机污染物的成分分析
• Analytical solution of contaminant diffusion through semi-infinite clay under non-linear adsorption condition;
  并且对于非线性吸附采用组合变量和解析迭代方法进行求解。
• Degradation of Organic Contaminant in Landfill Leachate by Photo-Fenton Process
  光助Fenton法氧化垃圾渗滤液中有机物的研究
• Using Pearl River source water as raw water, the contaminant removal effect of carbon and sand filter after the biological aerated filter ( BAF) pretreatment process was investigated.
  以珠江广州段源水为处理对象，考察了曝气生物滤池（BAF）预处理工艺后炭砂滤池的除污效果。
• Playday and workaday photograph are compared, the change that sewage quantity and contaminant chroma follow time all lesser.
  休息日和工作日相比，污水量及污染物浓度随时间的变化均较小。
• Absorption transference study of petroleum contaminant in groundwater system
  地下水系统中石油污染物的吸附转移研究
• The contaminant collection and component identification tests were performed during the thermal vacuum tests.
  在真空热试验过程中进行了污染物的采集及成分分析试验。
• Using soluble glucose and particulate starch as organic matters in the feeding water, the contaminant removal efficiency was investigated in jar test and the fluidized pellet bed reactor.
  分别采用溶解性葡萄糖和颗粒性淀粉作为配水中的有机物，考察了混凝（烧杯试验）及造粒流化床对有机物的去除特性。
• Remaining trace contaminant removal after two-stage Nanofiltration process.
  剩余的微量污染物经过两级纳滤处理后去除。
• Study on the Adsorption of Organic Contaminant Chlorobenzene by Modified Sepiolite
  改性海泡石对有机污染物氯苯的吸附研究