In recent years, Delhi reduced pollution after rickshaws which had used high-polluting two-stroke engines switched to using cleaner-burning liquefied natural gas, he said.
他说，最近几年德里通过把黄包车高污染的两冲程马达改装成使用更清洁的液化天然气从而减少了污染物的排放。
In Scotland, the number of wild salmon have been reduced because of uncontrolled deep-sea and coastal netting, by pollution, and by various other threats to the fish's habitat.
在苏格兰，野生鲑鱼的数量已经减少，这是由于不受控制的深海和沿海捕捞、污染，以及对鲑鱼栖息地的各种其他威胁。
In the United States and Europe, black carbon emissions have already been reduced significantly by filters and scrubbers that are now required to fight local particulate air pollution.
在美国和欧洲，通过现在要求的用于对付空气颗粒污染的过滤器和刷具，黑炭的排放已经大幅减少。
Fuel consumption and pollution might be reduced by smoothing traffic flow and running vehicles close enough to each other to benefit from aerodynamic drafting.
车流通畅，相互紧随行驶的车辆能利用前车产生的较小的空气阻力，这些都可能减少油耗和污染。
This allows invaluable insights into the health improvements that could be expected if air pollution is reduced.
这就可能在减少空气污染的情况下对预期在健康方面的改善作出宝贵的探讨。
But they add a hopeful note-companies are developing new streetlamps with reduced light pollution, which could also help songbirds get their z's.
但他们又说了一个振奋人心的消息：同伴们正在研发一种新型路灯，这种路灯不仅能减少光污染，还能帮助这些鸟儿们睡个安稳觉。
I don't believe that in the near term that the air pollution in Shanghai is going to be reduced by any measurable amount.
我不相信在短期内，上海的空气污染能得到显著的（可测量得到的）改善。
Efforts to clean the waterway have led to reduced heavy metal pollution since the late 1990s, Ribeiro said.
20世纪90年代末以来，人们一直努力清理水道，重金属污染已经大大减少，里贝罗说。
We had already reduced toxic air pollution from chemical plants by 90 percent, and had set tough standards to reduce smog and soot that would prevent millions of cases of childhood asthma.
我们已将化工厂排放的有毒气体减少了90%，并且已经制定了严格的标准来减少导致成百万例儿童哮喘的煤烟。
If we do our best, the use of plastic bags can be reduced, thus the white pollution can be controlled.
如果我们努力做好，塑料袋的使用就可以减少了，从而白色污染也会得到控制。
If everybody in future can drive this kind of car, the air pollution will be reduced, there will be more parking lots and streets won't be that crowded.
将来如果每个人都开这样的车，那么空气污染就会减小，城市里会有更多的停车场，街道也不再这么拥挤了。
They feed primarily on insects and spawn in shallow water in the spring. Pollution of streams has reduced the Numbers of this excellent food fish.
主要以昆虫为食。春季在浅水区产卵。由于溪流受到污染，使这种极佳的食用鱼数量减少。
Pollution in non-target zones can be reduced, the efficiency of profile control can be improved by using rational injection pressure.
合理的注入压力可减少对非目的层的污染，提高调剖措施的有效率。
By prolonging the time of fusion, the pollution of these metals can be reduced.
延长熔融时间可减少这一类重金属的二次污染。
Using the scheme, the purge loss of EO and nitrogen consumption are reduced without any safety troubles, and the air pollution is also improved.
该方案在确保安全的前提下，可取得减少环氧乙烷排放损失，降低氮气消耗和减少大气污染的效果。
Both saved the energy, and reduced the environmental pollution.
既节约了能源，又减少了环境污染。
The result is that the nickel is recovered and the environmental pollution is reduced.
通过这种方法，既回收了镍，又降低了对环境的污染，结果令人满意。
Results: the method is reduced environmental pollution and the production devices, saved the energy, reduced the production cost.
结果：减少了环境污染，节约了能源，减少了生产设备，降低了生产成本。
Finally: Strengthened the operating room staff's own protection consciousness, had the very big enhancement to people's healthy quality, reduced the environmental pollution.
结果：增强了手术室工作人员的自身保护意识，对人们的健康素质有了很大提高，减少了环境污染。
High pollution levels often occurred in urban street canyon due to the increased traffic emissions and reduced natural ventilation.
机动车尾气排放不断增加以及城市通风能力降低，常导致城市街谷内的空气污染。
The use of little foam mortar has simplified the construction procedures, lowered costs, reduced environmental pollution.
微沫砂浆的使用简化了施工工序，降低了成本，减少了环境污染。
The comprehensive utilization condition of powdered coal dust is introduced, and the effect is that the pollution of the environment is reduced.
介绍了对粉煤灰的综合利用情况，减少了粉煤灰对环境的污染，收到了良好效果。
After these techniques were used, running of BOF is stable and safe, control accuracy is improved, pollution to environment is reduced, and recovery of energy is also raised.
应用这些技术后，转炉生产稳定顺行，提高了控制精度，减少了对环境的污染，提高了能源的回收利用。
With this method, the dosage of reagent is lessened, the reaction time is reduced and environment pollution is alleviated. and more over it trains the operation skill for experimenter.
减少了药品用量，缩短了反应时间，降低了环境污染，严格训练了实验者的综合操作能力。
The coffin is made from straw instead of plastic articles, thereby pollution to environment is also reduced.
用秸秆制做寿材，取代了塑料制品，减少了塑料对环境的污染。
The coffin is made from straw instead of plastic articles, thereby pollution to environment is also reduced.
用秸秆制做寿材，取代了塑料制品，减少了塑料对环境的污染。
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