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1)  Pollution [英][pə'lu:ʃn]  [美][pə'luʃən]
污染
1.
Discussion on the pollution prevention and control for the shipyards in the Three Gorges Reservoir;
三峡库区水域修造船厂防污染管理探讨
2.
The influence of environmental pollution in boron-industry worksite on element contents of male worker body fluid;
硼作业场所环境污染对男工体液元素含量的影响
3.
Regional distribution of arsenic contained minerals and arsenic pollution in China;
中国主要含砷矿产资源的区域分布与砷污染问题
2)  Contamination [英][kən,tæmi'neiʃən]  [美][kən,tæmə'neʃən]
污染
1.
Microbial Contamination of Eggshell and Egg Contents;
鸡蛋壳表面及蛋内容物的微生物污染情况分析
2.
DDTs contamination around a pesticide plant in northern China;
华北某农药厂周边的滴滴涕污染状况初步研究
3)  fouling [英][faul]  [美][faʊl]
污染
1.
Analysis of fouling mechanisms of ceramic membranes in microfiltration of Raney nickel catalysts suspension;
陶瓷膜微滤骨架镍催化剂的膜污染机理分析
2.
Study on crude oil fouling ion-exchange membranes and its mechanism;
原油对离子交换膜的污染及机理研究
3.
Study on the fouling and cleaning for ceramic membrane in clarification of traditional Chinese medicine extract;
陶瓷膜澄清生地黄提取液的膜污染和清洗研究
4)  pollute [英][pə'lu:t]  [美][pə'lut]
污染
1.
The Measure of Preventing the Water Environment in the City from Being Polluted by Human's Excrement;
浅谈人粪尿污染城市水环境的防治对策
2.
The resin anion was polluted by iron and organic dirt.
阴离子交换树脂被铁和有机物重度污染 ,并混有少量阳离子交换树脂。
3.
This paper studied the recovery of resin anion polluted by iron and organic dirt.
为了复苏被污染的阴离子交换树脂,首先按小试方案:(1)用粗盐水分离除去阴树脂中混杂的少量阳树脂;(2)用盐碱溶液浸泡以除去有机污物;(3)再用纯盐酸溶液浸泡以除去铁。
5)  pollutant [英][pə'lu:tənt]  [美][pə'lutənt]
污染
1.
Analysis of emission pollutants from Beijing taxi based on MOBILE 6.2;
基于MOBILE6.2的北京市出租车排放污染物分析
2.
Loss of life expectancy (LLE) was being proposed as a new method to quantitative assessing the environmental health risk, which could evaluate and compare the health risk caused by carcinogen and non-carcinogen pollutants in a unity metric.
预期寿命损失(Loss of life expectancy)是一种将环境污染导致的致癌风险和非致癌风险进行归一化评价的环境健康风险评价技术,有无暴露条件下的各年龄段人口的预期剩余寿命之差即为该暴露条件下的预期寿命损失。
6)  polluted [英][pə'lu:tid]  [美][pə'lutɪd]
污染
1.
Study on the Test of Escherichia coli in Drug Polluted by A Little Escherichia coli;
药品在被少量大肠杆菌污染而造成漏检的有关问题的探讨
2.
Isolation and Identification of Antagonistic Strain against Penicillium in the Polluted Edible Fungus;
食用菌种植中污染菌青霉的拮抗菌筛选
3.
In the first chapter, we research the dynamics of population which were in the polluted environment, we will(l): give the corresponding mathematical model;(2): obtain the explicit conditions for t.
第一章是研究污染环境中种群的动力学行为,首先给出相应受污染系统的数学模型,然后研究系统中种群的持久生存和灭绝问题,在具体模型中,运用比较定理研究种群生存的阈值。
补充资料:污染
分子式:
CAS号:

性质:现今绝大多数发酵过程为纯种培养过程,即在培养过程中只允许一种微生物生长,若有其他种微生物窜入培养液中生长则叫污染,也叫染菌。发酵过程被杂菌污染后,由于杂菌生长会与生产菌种争夺营养和溶氧,杂菌所分泌的代谢物不但会影响目标产物的纯度还可能降低或升高pH值,还可能对生产菌种起抑制作用,大大干扰生产菌的生长,甚至使生产菌死亡,对发酵造成极大的危害。

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