骄雅说必须采取行动查处非洲西海岸氯联苯污染源。
Gioia says that action must now be taken to find and deal with the major West African sources of the pollutants.
在西非沿海调查的研究者们在空气中检测的高度的氯联苯。
Researchers cruising off the western coast of Africa have confirmed the presence of mysteriously high levels of airborne toxic polychlorinated biphenyls (PCBs).
骄雅说,还有一种可能的污染源是废旧电容器和其他含氯联苯的产品。
Gioia says that one likely source of the pollution is the dumping of old electrical waste such as capacitors and other PCB-containing products.
她说,这些氯联苯的污染源必须被清除掉,以完善非洲国家污染物清单。
The precise sources of the PCB plume should be pinned down and used to complete the pollutant inventories of African countries, she says.
介绍了3,3—二氯联苯胺合成工艺、生产情况、市场需求及发展前景。
This article describe synthetic technology, production, market demands to 3, 3 '-dichlorobenzidine and it's prospect of development.
多氯联苯:任何一种由氯与联苯反应生成的非常稳定的二环有机化合物。
PCB (polychlorinated biphenyl) : Any of a class of highly stable organic compounds prepared by the reaction of chlorine with biphenyl, a two-ring compound.
目的:探讨3 ,3’-二氯联苯胺(DCB)对A系小鼠的致瘤作用。
Objective: To study the blastomogenic action of 3,3'-dichlorobenzidine (DCB) upon strain A mice.
在陆军基地所进行的正常运作会导致大量的油料溢出,并产生大量的溶剂与聚氯联苯。
Normal operations of Army bases generate huge amounts of fuel spills, solvents and polychlorinated biphenyls (PCBs).
虽然氯联苯没有很强的直接制毒性,但是它们能长期存留在环境中,并积存在人体组织里。
Although PCBs have a low immediate toxicity, they are very persistent in the environment and accumulate in tissues over time.
经过筛选确定苯系物、多环芳烃、有机氯农药、多氯联苯和挥发性卤代烃为主要污染物。
The main pollutants are benzene serial materials, polycyclic aromatic hydrocarbon, organochlorine insecticide, PCB and volatile halogenated hydrocarbon.
另一个可能的氯联苯污染源是世界上最大船只墓地,努瓦迪布(毛里塔尼亚西北部港市)南部。
Another probable source of the PCBs is one of the world's largest ships' graveyards.
多氯联苯的检测方法和有机氯杀虫剂的分析方法一样,对多氯联苯的监控在针对杀虫剂的计划中进行。
PCB's are detected by the same analytical method as the organochlorine pesticides, and monitoring for PCB's is conducted within the program for pesticides.
同时,富含omega - 3的冷水鱼有可能会使甲基汞和聚氯联苯的含量提高,这两种物质都是神经毒素。
And cold-water fish that are high in omega-3s are also likely to have elevated levels of methylmercury13 and PCBs14, both known neurotoxins.
介绍了水体中污染物的种类,详述了辽河流域受到多环芳烃类、有机氯农药、多氯联苯及其他有毒有害物的污染情况。
The species of pollutants in the water body were introduced, and the occurrence of PAHs, OCPs, PCBs and other toxic substances in Liaohe Basin was reviewed.
环保人士警告说,我们居住的是个布有各种危险化学物质的世界,从强效杀虫剂到戴奥辛、聚氯联苯等有毒工业废物都有。
We live, environmentalists warn, in a world laced with dangerous chemicals, from powerful pesticides to toxic industrial wastes like dioxin and PCBs.
2007年,在德国的一艘叫Polarstern的勘测船上,骄雅在离非洲西海岸400公里的地方再一次测查到了氯联苯烟雾。
In 2007, aboard the German research vessel Polarstern, Gioia again observed the PCB plume some 400 kilometers off the West African coast.
伴随着气温升高而释放出来的化学物质包括DDT、林丹、氯丹这样的农药、工业化学物质多氯联苯(PCBs)以及杀菌剂六氯苯(HCB)。
The chemicals seeping out as temperatures rise include the pesticides DDT, lindane and chlordane as well as the industrial chemicals PCBs and the fungicide hexachlorobenzene (HCB).
介绍用四甲基联苯胺分光光度法测定水中余氯的原理、氯标准曲线的绘制、样品测试,该方法的结果与讨论。
The principle of spectrophotometry with tetramethyl-benzidine, the drafting of chlorine standard curves, sample tests, and the results and discussions of the method are introduced.
方法对银屑病病人进行了真菌学研究和外用1%联苯苄唑霜与0 .1%氯氟舒松霜对照治疗。
Method A comparative study of psoriatic patients and normal controls in medical mycology and the curative effect of 1% bifonazole cream and 0.1% halcinonide cream was carried out.
两种抑制剂对氯氰菊酯均产生增效作用,但对联苯菊酯没有增效作用。
These inhibitors produced a synergism with cypermethrin but had no synergism with bifenthrin.
经特异性测定发现,除与其代谢物有一定交叉反应外,对氯菊酯、氟氯氰菊酯、氰戊菊酯、溴氰菊酯、联苯菊酯等均无明显的交叉反应。
Pyrethroids, such as cyhalothrin, fenvalerate, deltamethrin, permethrin, cypermethrin, bifenthrin did not cross-react significantly for fenpropathrin in this assay except it's metabolites.
以3,3′,5,5′-四甲基联苯二酚和环氧氯丙烷为原料两步法合成了3,3′,5,5′-四甲基联苯二酚二缩水甘油醚。
3′, 5,5′-tetramethyl-diphenyl diglycidyl ether was synthesized from 3,3′, 5,5′-tetramethyl-diphenol and epichlorohydrin by two-step method.
以3,3′,5,5′-四甲基联苯二酚和环氧氯丙烷为原料两步法合成了3,3′,5,5′-四甲基联苯二酚二缩水甘油醚。
3′, 5,5′-tetramethyl-diphenyl diglycidyl ether was synthesized from 3,3′, 5,5′-tetramethyl-diphenol and epichlorohydrin by two-step method.
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