以二氨基联苯胺为底物。
多氯联苯(聚氯化联苯)。
已知实例为二恶英和多氯联苯。
Known examples are Dioxins and PCBs (polychlorinated biphenyls).
这可以消除多达50%的多氯联苯。
目的测定作业场所空气中氢化三联苯。
Objective To determine Hydrogenated terphenyls in the air of work place.
也不要把水储存在塑料容器里因为多氯联苯会渗入到水中。
Also, do not store water in plastic containers because the polychlorinated biphenyls (PCBs) can leach into the water.
目的研究多氯联苯对大鼠学习记忆能力的影响。
Objective To observe PCB affect the ability of learning and memory in rats.
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.
多氯化联苯可溶于脂肪，能够在动物的脂肪中积累。
They are lipid soluble and accumulate in the fat of animals.
文章研究了一种新的测定废水中联苯及菲含量的方法。
In this article, a new method of determining contents of diphenyl and phenanthrene in waste water has been investigated.
过度捕捞的很多海洋物种中，有许多含有高浓度的汞和多氯联苯。
Many Marine species are overfished, and some have high levels of mercury and PCBs.
多氯联苯的浓度必须根据所有充油电气设备指定处置。
PCB concentrations must be determined in all oil-filled electrical equipment designated for disposal.
此外，它们还含有二氧(杂)芑和多氯联苯，大大增加了致癌风险。
They also contain much higher levels of cancer causing dioxins and PCBs.
你还可以看到两个加速度传感器的顶端角落的多氯联苯。
Also you can see two acceleration sensors in the top corners of the PCB.
某些化合物，如多氯联苯或多氯联苯，已经被禁止在美国。
Certain compounds, such as polychlorinated biphenyls, or PCBs, have been banned in the United States.
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.
多氯联苯在变压器中被用作热交换器，广泛用在塑料和纸张的制造中。
They were developed as heat exchangers in electrical transformers, and were widely used in plastics and paper manufacturing.
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.
油墨中含有一种叫做多氯联苯的有毒物质，它的化学结构跟农药差不多。
Ink contains toxic substances called polychlorinated biphenyls, and its chemical structure similar with the pesticide.
大量使用在塑胶，及电气绝缘体上的多氯联苯，需要几十年才会被分解。
Widely used in plastics and electrical insulation, PCBs -polychlorinated biphenyls - take decades to break down.
事实上，研究表明超过95%的12岁以上的美国人血液中仍然检测出含有多氯联苯。
In fact, studies have shown that more than 95 percent of Americans older than 12 still have detectable levels of PCBs in their blood.
斯蒂门记录有另一种对有毒的多氯联苯和多环芳烃有抵抗作用海岸物种，那是一种鳉鱼。
Stegeman has been chronicling resistance to toxic PCBs and polycyclic aromatic hydrocarbons in another coastal species, a killifish.
在他们于1979年禁止生产，多氯联苯广泛应用于电力设备，包括变压器。
Before their manufacture was banned in 1979, PCBs were used widely in electrical equipment, including transformers.
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.
好吧，也许我会添加一些包括多氯联苯的缓冲区后，但现在我非常满意的结果。
Well, perhaps I'll add some covers for the buffer PCBs later, but for now I'm absolutely satisfied with the result.
此外，一些1978年以后生产的镇流器多氯联苯或含有致癌化学DEHP的。
Also, some ballasts manufactured after 1978 contain PCBs or the carcinogenic chemical DEHP.
许多机械室和校园内部变压器等含有多氯联苯的电容器和开关等电气设备的金库。
Numerous mechanical rooms and electrical vaults on campus house transformers and other PCB-containing equipment such as capacitors and switches.
同时塑料还吸收了污染物pcbs(多氯联苯)和各种农药，从而给食物链中带来有毒物质。
At the same time, plastics absorb pollutants including PCBs (polychlorinated biphenyls) and pesticides, bringing poisons into the food chain.
这其中包括了如ddt农药和电子产品中使用的一种称为“多氯联苯”的化学物质。
They include pesticides such as DDT and chemicals called PCBs used in electrical goods.
应用推荐