PCBs的例句大全

Scientists at the Zoological Society of London say harbour porpoises exposed to PCBs had smaller testicles, suggesting an effect on sperm3 count and fertility.

英国伦敦动物学会的科学家们表示，暴露在含有多氯联苯的环境下的港湾鼠海豚睾丸较小，这表明多氯联苯对其精子数和生殖能力有所影响。

Triolein Semipermeable membrane device ( Triolein SPMD) was used to monitor toxic and organic pollutants such as PCBs, PAHs, and Substituted Benzenes in the Huaihe River, at the sites of Xinyang and Huainan city, where organic pollution is very severe.

利用Triolein半渗透膜采样技术（Triolein SPMD）采集了淮河信阳、淮南断面水样，测定了采样器中多氯联苯、多环芳烃、取代苯等有毒有机污染物浓度。

Since then, PCBs had been proved to cause cancer and to have a number of serious effects on immune, reproductive, nervous and endocrine systems.

从那时起，PCBs被证实可以致癌，同时对免疫系统、生殖系统、神经系统和内分泌系统有一系列严重的伤害。

Polychlorinated biphenyl ( PCBs) has attracted a lot of attention because of the harmful to the immune system, reproductive system, nervous system and endocrine system, even endanger the liver and cause of cancer.

由于PCBs对免疫系统、生殖系统、神经系统和内分泌系统均会产生不良影响，甚至引起肝损伤乃至致癌等危害，已引起世界各国关注。

Feeding habits of fish may affect the content of indicative PCBs in fish, the level of indicative PCBs in carnivorous fish higher than herbivorous fish.

鱼类的食性可能会影响指示性PCBs在鱼体内的含量，肉食性鱼类指示性PCBs的含量远高于草食性鱼类。

Thus, we can conclude that mild HPCD extraction is a precise method to predict the amount of bioavailable PCBs to earthworm in soil.

因此，温和HPCD提取法是一种可以定量预测土壤中PCBs对蚯蚓生物有效性的方法。

This difference might be caused by the higher level of industrial development in Wuxi, so the residue amount of PCBs in eggs of night heron can be used to monitor the PCBs contamination in regional environment.

无锡工业发展水平高于共青城可能是导致两地间样品差异的原因，因此可以通过对夜鹭卵中PCBs的残留量来监测区域环境中PCBs的污染状况。

Residue character of polychlorinated biphenyls-PCBs-in eggs of night heron

夜鹭卵中几种多氯联苯（PCBs）的残留特征

Investigation on accumulative level of PCBs in blood among women and children in a southern region of China

南方某地妇女儿童血液中多氯联苯蓄积水平调查

In this thesis, the thermal pattern of PCBs and the diagnosing ability of IIT are analyzed.

研究了PCBs故障的热模式，分析了红外热成像技术对PCBs热模式故障的诊断能力；

study on the adsorption and breakthrough of pcbs in air sampling procedure

空气样品采集过程中多氯联苯的吸附和穿透研究

stegeman has been chronicling resistance to toxic pcbs and polycyclic aromatic hydrocarbons in another coastal species, a killifish.

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。

the pattern of pcbs-degrading enzyme production of strain b2.6 was continuous synthesis.

研究结果表明，菌株B2.6合成PCBs降解酶的模式为延续合成型；

"we believe that at least 95percent of the pcbs in the dredge area will be removed, " she said in atelephone call with reporters.

她在接受媒体电话采访时说：“我们相信挖掘区至少将有95%的PCB可以被清除掉。这一数字让我们深以为傲。”

this thesis is mainly concerned with the following aspects: ( 1) in this study, the levels of pcdd/ pcdfs and dl-pcbs in sediments from the rivers of typical thermal industrial city tangshan and chemical industrial base tianjin, tanggu were investigated.

对典型热工业城市唐山以及著名化工生产基地天津塘沽的主要河流表层沉积物中的PCDD/Fs和dl-PCBs污染水平进行了研究。

the epa regulates wastes containing 50 (parts per million) ppm pcbs and greater.

美国环保局规定的废物含有50（百万分之一），多氯联苯和百万分之多。

From morphology and adsorption kinetics, absorbability to PCBs of algae has been primary discussed.

从藻细胞的形态学以及吸附动力学方面, 初步探讨了海洋微藻对两种PCBs的吸附能力.

PCBs don't break down in soils, water or air, but carry on accumulating.

多氯化联苯在土壤中, 水中或空气中都无法分解, 只会继续累积.

PCBs don't break down in soils, water or air, but on accumulating.

多氯化联苯在土壤“中”, 水中或空气 “ 中”都无法分解, 只会继续累积.

Biodegradation is an effective way polychlorinated biphenyls ( PCBs ) from contaminated soils.

介绍了生物降解多氯 联苯 的主要途径、研究状况及其在污染土壤修复中应用.