The bright yellow arcs that streak the marine cloud layer are ship tracks—clouds that form when water vapor condenses onto the myriad tiny pollution particles in ship exhaust.
划过海洋云层明亮的黄色弧线是船舶的航迹——那是些由水蒸汽与船舶排放出来的无数污染微粒凝结而成的云。
The pollution had destroyed ozone layer and caused many changes in weather.
污染破坏了臭氧层，并引起了许多天气变化。
Investigation of pollution situation of bottom layer of a landfill by boring sampling was carried out.
通过钻探取样对一个垃圾场底部土层的污染状况进行了现场调查。
A mathematical model for groundwater pollution in a leaky aquifer system, which involves the adsorption of semipervious layer, is presented.
提出了一个越流含水层系统考虑弱透水层吸附作用的地下水污染数学模型。
In previous decades pollution, soil depletion, the destruction of the ozone layer and an imminent ice age were the ecological catastrophes that faced us.
经过过去几十年的污染，土壤贫化、臭氧层破坏和即将到来的冰川时代是我们要面临的生态灾难。
This paper for control invalid problem and its reason is specific aim deep layer anatomy, and have land put forward administer in the future efficiently Huai the policy suggestion of river pollution.
本文对这一问题及其原因进行较为深入地剖析，并有针对性地提出今后有效治理淮河污染的政策建议。
However, he has not calculated whether a jet engine could disrupt the inversion layer and allow the pollution to escape the city-so he is now going to test that hypothesis.
不过，他还没有计算清楚一台喷气发动机是否可以干扰逆温层并把污染物吹离城市上空，所以他正打算测试这一假设。
I can't believe that extra-thick layer of pollution that I've picketed against is what burned up the comet.
我真不敢相信我一直反对的大气污染层竟然救了我们。
The main components of the bioreactor were:a two-room fermentation case, a thermal insulation layer, an air supplying system, an air heating system, and a secondary pollution prevention system.
装置主要结构包括：二室堆肥发酵仓、保温层、通风供氧系统、空气加热系统以及二次污染控制系统。
It solves not only environmental pollution but also the depth and the quality of the permeated layer which is approved by experts in the field.
该工艺不仅解决了环境污染问题，而且解决了渗层深度和渗层质量问题，得到同行业专家的认可。
Because the air doesn't contact with the liquid layer, the conductive air venous infusion apparatus can prevent and alleviate the pollution of infusion liquid due to insoluble particles in it.
导气式静脉输液器因空气不与液体层接触，在减轻空气中不溶性微粒对输入液的污染方面有着显著效果。
Groundwater pollution in Jinan City is mainly at shadow layer, and certain local areas of deep layer has already polluted, and with a worse tendency.
济南市地下水污染以浅层地下水污染为主，局部地区深层地下水也已受到污染，并有进一步加重的趋势。
Aerosol measurements in slant range in atmospheric boundary layer are performed by using a mobile pollution detecting lidar system (AML-1). The corresponding data processing method is introduced.
利用自行研制的车载测污激光雷达系统(AML 1)对大气边界层气溶胶进行了斜程探测，并给出了与之相应的数据处理方法。
The utility model shortens the soak time of the perforating fluid to the stratum and avoids a secondary pollution to the oil layer during a pulling operation process.
缩短射孔液对地层的浸泡时间，避免了起下作业过程中对油层的二次污染。
Our natural mineral salts from the thousand-meter deep Jurassic layer are pure, natural, free of pollution, and safe.
本公司的千米侏罗纪地质层天然矿盐，纯净、天然、无污染，安全自然。
It is known that in recent years, industrial pollution has caused the Earth's ozone layer to thin, allowing an increase in the amount of ultraviolet radiation that reaches the Earth's surface.
众所周知，在最近的几年中，工业污染已导致地球的臭氧层变得日益稀薄，致使到达地球表面的紫外线辐射量增加。
The present invention has better ventilation and pollution property than the single-layer hot melt film material;
本发明比单层的热熔膜材料具有更优的通气污染性；
The present invention has better ventilation and pollution property than the single-layer hot melt film material;
本发明比单层的热熔膜材料具有更优的通气污染性；
应用推荐