Improved Safety: No arc chutes and enclosed vacuum interrupters with sealed contacts eliminate potential hazards resulting from exposed arcs or environmental contamination.

改善的安全：弧不滑下并且附上的真空阻碍者以被密封的联络消灭潜在危险起因于被暴露的弧或环境污染。

PCBs (Polychlorinated Biphenyls), once widely used for industrial purposes but outlawed as carcinogenic in 1976, can also be found in fish due to environmental contamination.

PCBs(多氯联苯)，一度广泛用于工业用途，但在1976年作为致癌物被取缔。

Environmental contamination was tending to become worse in terms of the industrial development. Our strategy must be taken to control of the pollution while pollutants are produced.

随着工业化进程的推进，环境污染成为越来越严重的问题，我们必须采取一边污染一边治理的策略。

To successfully come to grips with environmental contamination, we must understand how a specific problem fits within a larger framework from both an ecological and social perspective.

为了成功地理解环境污染，我们必须明白一个特定的问题是如何与一个大框架从社会生态学和社会前景相适应的。

Protection of manipulated product from environmental contamination and cross-contamination, furthermore the slight front air barrier warranties a protection of operator and environment.

防止在操作时被环境污染及交叉污染，同时前面的小气体屏障可以保护操作者及环境。

Considering the costs associated with preventing and cleaning up environmental contamination, water-based hydraulic systems hold the potential for tremendous cost savings at the plant level.

在工厂的水平下，考虑到相关费用、防止和清理环境的污染，水基液压系统拥有节省巨大成本的潜力。

"Perchlorate contamination of drinking water is a very serious concern, particularly for infants," said Dr. Anila Jacob, an Environmental Working Group scientist.

“高氯酸盐污染饮用水有很严重的利害关系，特别对于婴幼儿童，”Anila Jacob博士，作为环境工作组的科学家这样说。

Environmental capacity reflects the law of transference and translation of contamination and also reflects the receiving capacity under a certain kind of environment.

它反映了污染物在环境迁移转化中的基本规律和特定环境功能条件下环境污染物的承受能力。

The paper discussed the extraction of chitosan and the applications of chitosan to the control of the environmental pollution, such as the industrial foul water and the radioactive contamination.

对壳聚糖的提取和它在工业污水、核污染等方面的环境污染防治上的应用进行了讨论。

Therefore, the plasma TCA-insoluble Cu may be regarded as an initial indicator of sheep molybdenosis and the fleece Mo content as a monitor signal of environmental Mo contamination in general survey.

作者认为，血浆TCA不溶铜可作为绵羊钼过多症的早期特异性指标，毛钼含量可作为环境钼污染动物监测的普查指标。

A considerable portion of electric contact failure is caused by environmental factors, of which dust contamination is an important factor on electric contact reliability.

在电接触故障中，由环境因素导致的占了很大一部分，其中尘土污染是影响电接触可靠性的一个重要因素。

In the whole production process of oil exploration exploitation, there is a type of severe contamination environmental substance to coupled with petroleum together withdrawn oily sludge.

在整个石油勘探开发过程中，伴随着石油一同采出的含油污泥是一种严重污染环境的物质。

Kuitun environmental monitoring station monitored acid rain in 2002 for mastering atmospheric precipitation status and major contamination of Kuitun city.

为了解奎屯市大气降水状况及主要污染物，奎屯市监测站于2002年对大气降水进行了为期一年的酸雨监测。

The main geological environmental problems include slope disasters, siltation of river courses and mouths, contamination of water and soils, tectonic instability and hidden karst collapses.

主要地质环境问题有斜坡灾害、河道、口门淤积，水土污染，构造稳定性和隐伏岩溶塌陷等。

Conclusion: the degree of contamination of pathogenic microorganism on entry waste raw material in ports of Guangdong is relatively high. It also jeopardize the environmental hygiene of port.

结论：广东口岸入境废物原料中病原微生物污染程度较高，对口岸环境卫生也造成了危害。

Objective To study the compartment environmental quality of ambulance against biological contamination for safe and comfortable transportation and treatment of patients.

目的：研究防生物污染伤病员急救车的车厢环境质量，实现安全、舒适运送、急救伤病员。

The environmental impact and carbon footprint of farming, along with the risks of water contamination, are some of the timely and popular arguments put forward in favour of veganism.

农业产生的环境影响和碳足迹，再加上水污染的威胁，是推动绝对素食主义最及时也最流行的论据。

F&R is the specialized manufacturer and supplier on solutions to contamination for pharmaceutical, cosmetic, biosafety laboratory, food and other environmental industry.

斐而瑞是为制药，生物安全，化妆品，食品等相关行业提供污染解决方案的专业公司。

Environmental and farm produce contamination by toxic heavy metal has become a major safety problem for human. Therefore rapid determination of heavy metal residue urgently required.

环境及农畜产品中的重金属残留已对人类安全构成严重威胁，急需快速、高效的重金属残留检测方法。

The paper mainly introduces current status of organic contamination in groundwater, and combines the tenet, mainstream and proposition of environmental ethics to discuss the origin of the problem.

对太湖流域某地区浅层地下水有机污染特征进行了总结，并就污染来源、污染途径和典型污染源附近浅层地下水有机污染特征等问题进行了研究。