1) pollution and recovery
污染与复苏
1.
The pollution and recovery degree is evaluated at different immersed time(6,12,24 h) and different solution pH value(7,8,9)respectively.
汽轮机油泄漏进入凝结水系统会对精处理混床树脂造成污染,对此,给出汽轮机油对阴树脂的污染与复苏系列试验结果。
2) pollution treatiment and restoration
污染治理与恢复
3) environmental pollution and DNA repair
环境污染与DNA修复
4) combined pollution
复合污染
1.
Ecological effects of both single and combined pollution of Cd and bensulfuron-methyl on soil microorganisms;
镉与苄嘧磺隆除草剂单一污染和复合污染土壤的微生物生态效应
2.
Single and combined pollution of methamidophos, acetochlor and copper in phaiozem and its environmental safety significance;
甲胺磷、乙草胺和铜单一与复合污染对黑土环境安全的胁迫研究
3.
Research of contaminative evaluation and biologic effect of combined pollution to rice in the soil of copper mineral area;
重金属污染评价及复合污染生物效应
5) combined contamination
复合污染
1.
Cd and pyrene were studied as combined contamination to explore effects in two maize (Zea mays L.
采用盆栽模拟试验探讨了Cd+芘复合污染对两种基因型玉米(ZeamaysL。
2.
The data indicated that combined contaminations of Hg and As have significantly reduced rice biomass.
在温室条件下,采用水培方法研究汞、砷复合污染对水稻的生长及对汞、砷吸收的影响。
6) Compound contamination
复合污染
1.
The results show that the average contamination index of Ni, Zn and Hg is more than 1, and that of Hg is the biggest one, Hg is the main contamination; compound contamination of soil heavy metals is severe, integrated contamination index gets to 1.
土壤重金属复合污染严重,综合污染指数达1。
2.
5 compound contamination on the condition of dedust equipment through the study.
目的 通过本研究确定 ,现有除尘设备是否还存在PM2 5复合污染。
3.
A simulated test of compound contamination with cadmium, zinc and l e ad was carried out with meadow cinnamon soil grown with rape.
以潮褐土为供试土壤,用油菜作指示植物,通过模拟试验研究了土壤镉铅锌复合污染对植物吸收重金属的影响。
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。
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。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条