Examples range from contamination of the food or water supply, to high levels of air or noise pollution, a chemical accident, a disease outbreak or a natural disaster.
这方面例子的范围包括从食物或水供应的污染，到空气或噪音高度污染、化学事故、疾病暴发或自然灾害。
Efficient ventilation and sound air current are significant to improve indoor air quality, control the contamination concentration, and ensure the realization of healthy and comfort air-condition.
有效地通风和合理的气流组织对于改善室内空气品质，控制室内污染物浓度，保证实现健康建筑、健康舒适性空调有着重要的意义。
The physiology variety of organism is caused if the organisms living in the water and air were endangered by various contamination factors, consequently change of the chemiluminescence is produced.
生活在水和空气中的生物体受到各种污染因素危害必定引起生理变化，从而引起这种低水平化学发光的改变。
The most alarming of all man's assaults upon the environment is the contamination of air, earth, rivers, and sea with dangerous and even lethal materials.
在人对环境的所有袭击中最令人震惊的是空气、土地、河流以及大海受到了危险的、甚至致命物质的污染。
Along with the development of the industrialization, contamination of indoor volatile pollutants in air is increasingly serious, also causes great damage to the health of human body.
随着工业化进程的不断推进，室内空气中的挥发性污染物对室内环境的污染日渐严重，对人体的健康也造成了很大危害。
Port facilities construction and renovation contribute to surface and ground water contamination and air pollution from asbestos, lead-based paint, dust, sediments, PCBs and petroleum hydrocarbons.
港口设施的建设和改造，而造成地下水污染和对空气的污染是来自石棉、含铅的油漆、灰尘、沉淀物、多氯联苯、石油碳氢化合物等。
One of the main measures of improving IAQ is to control contamination sources strictly Electrostatic air cleaners are a type of purifying equipment widely used to remove indoor air contaminants.
改善室内空气品质的主要措施之一就是控制室内空气中的污染物，静电室内空气净化器便是一种常用的去除室内空气污染物的净化设备。
This paper briefly introduces chemical filters in air-conditioning, including the knowledge of chemical filtration, indices of chemical contamination, inspecting methods and typeable chemical filters.
本文介绍应用于系统的化学过滤器，包括化学过滤一般知识，控制室内环境化学污染的相关指标，现场检测方法和典型过滤器产品。
Air pollution will be our first priority due to the huge health impacts that it causes, as well as its close links with other risks, such as climate change and chemical contamination.
空气污染会成为我们的第一要务，因其与气候变化和化学污染等其他风险紧紧相连，带来了严重健康影响。
Simulates the changes of pressure difference, velocity field and the air flow in the door opening process, and discusses the influence to the contamination dispersion.
模拟了开门过程病房内外压差的变化，门附近的流场状况，以及进出门气流的变化状态，探讨了开门对污染物扩散的影响。
This paper analyzes and simulates the effect of the air change rate per hour (ACH) on contamination diffusion airflow field in turbulent clean-room of hole-board ventilation by using CFD.
针对孔板送风的乱流洁净室，运用C FD软件对不同换气次数条件下的气流组织和污染物扩散进行数值模拟分析。
The intensified filtration of air, water, etc. can remarkably prevent the contamination of natural spring water for drinking by mould, etc. in the course of production.
在饮用天然矿泉水(以下简称矿泉水)的生产过程中，采取强化空气过滤、水质过滤等一系列措施，在防止霉菌、放线菌及其孢子对矿泉水的污染方面取得了显著效果。
The circulating air system and parallel multiple sifting covers were used in QFZ cleaning-grading machine, which could be favorable for increasing throughput and reducing contamination.
Q FZ清理分级机采用循环风系统和并行的多层筛面，有利于提高产量并减少污染。
In order to know the condition of microorganism contamination of hospital air in Shenyang, plate sedimentation method was used to sample and examine the indoor air in 71 hospitals.
为了解本市医院空气微生物污染情况，采用平板沉降法对71所医院室内空气进行了采样检测。
It is a very serious contamination of bacteria for air and operation buttons of medical elevators. Disinfection with chlorine-containing disinfectants achieves good disinfection efficacy.
医用电梯内空气和操作按钮的污染情况严重，用含氯消毒剂进行消毒后可达到良好的消毒效果。
The contamination in the central air conditioning duct system is the one of the principal contamination of the indoor air, it include inhalable particle and microorganism.
中央空调通风系统送风中的污染物是室内空气的主要污染源之一，主要的污染物是可吸入颗粒物和微生物。
Objective To study the air contamination situation and analyse infuluencing factors of the bacteria in the air under dynamic condition in the biological safety cabinet(BSC) room.
目的研究生物安全柜在动态条件下柜内空气细菌污染情况及其影响因素分析。
The molybdenum beneficiation milltailing, which can cause water-pollution, air-pollution and even the mud-rock flow disaster, is the main contamination in molybdenum(copper)mine.
前言：选矿尾砂是钼（铜）矿山的主要污染物，可能污染水源、成为沙尘源甚至泥石流灾难的隐患，矿山企业为此付出大量的人力、物力仍难以根治。
Confounding factors are contamination of inhaled air with ambient no and contamination of exhaled air with no that has been produced in the paranasal sinuses and the nose.
混杂因素是吸入的空气污染与环境NO和呼出的空气污染与NO已生产的鼻窦和鼻子。
Indoor ornament, air conditioning and central heating system and a wide application of chemical articles in everyday have resulted in serious indoor air contamination.
由于室内装修、暖通空调及大量家用化工产品的使用，室内空气污染日趋严重。
Conclusion the contamination of air in the operating room is severe, the restriction of the activity and the number of staff in the operating room can reduce the precipitating bacterial density.
结论手术过程中洁净手术室空气细菌污染严重，限制手术人员活动和人数可降低沉降菌密度。
Poor sealing effects of temperature probe of scroll of bearing box at air inlet side of the air compressor results in oil contamination of following pipeline of air compressor.
由于空压机进气侧轴承箱蜗壳温度探头密封效果不好，使空压机及其后续管道受到油污染。
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。
Objective To investigate the Legionella contamination in central air-conditioning systems in Dongyang for providing evidence for preventing and controlling of Legionnaires'disease.
目的了解东阳市中央空调系统军团菌污染状况，为预防和控制军团菌病提供依据。
The utility model aims at the universal problem existing in houses of indoor air self-contamination, overcomes the weaknesses of the prior art, and effectively solves the problem of odor.
针对现在居家普遍存在的室内空气自我污染问题，克服 了现有技术所短，有效解决排泄留臭问题；
The utility model aims at the universal problem existing in houses of indoor air self-contamination, overcomes the weaknesses of the prior art, and effectively solves the problem of odor.
针对现在居家普遍存在的室内空气自我污染问题，克服 了现有技术所短，有效解决排泄留臭问题；
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