pollution的例句大全

The variation of physiological characteristic parameters in Cd-induced stress on rice is complex and unobvious, which lead to subtle changes in spectral curve shape. Some methods were used to enhance and extract subtle spectral feature information associated with heavy metal pollution.

鉴于镉对水稻各种生理特征参数的影响具有复杂隐蔽性，导致冠层光谱特征变化微小，需要采用一些方法增强和提取隐含在光谱中的污染弱信息。

Depending too much on chemical bactericide in preventing disease results in such problems as drug resistant and pollution of chemical fertilizer.

在黄瓜病害防治过程中由于过分依赖化学杀菌剂，从而造成病菌产生抗药性和化学农药污染等问题。

The games were held in nearly perfect weather with blue skies and light traffic, leaving Beijing's chronic air pollution a distant memory.

在奥运会举办期间人们享受到的是蓝天以及方便的交通，将北京大气污染记忆抛之脑后。

One factory farm creates more water pollution than the city of Houston, Texas.

一间养殖场所产生的污染废水，超过休斯顿、德州整座城市。

Study on marine benthos in an organically polluted intertidal beach of Qingdao Bay ii. the pollution ecology of meiobenthos

青岛湾有机质污染潮间带底栖生物研究Ⅱ.小型底栖动物生态特点

Marine benthos are characterized by narrow activity and special territory distribution and can be used to indicate the quality of water and the polluted condition of sediments, which plays an important part in the biologic indication of marine pollution.

海洋底栖动物活动性小、地区性强，可以较好地反映水质和底质的污染状况，在海洋污染生物学指标中具有特别重要的意义。

Studies on the property of moulding sand binder of non-environmental pollution

无公害型砂粘结剂性能研究

Therefore developing high quality, pollution-free, low molding sand binder of cost become demand of era.

因此开发出高质量、无污染、低成本的铸造粘结剂成为时代的需要。

High Efficiency and Pollution-free Resources Utilization of Agricultural and Forest Biomass

农林生物质的高效、无公害、资源化利用

The extraction of agar is currently based on the procedure of alkali treatment, water washing, acid treatment, bleaching and water washing on raw algae materials, which not only cause serious environmental pollution, but also consumes vast quantities of water resources.

从海藻中提取琼脂的工艺都是建立在对海藻原料进行碱处理→水洗→酸处理、漂白→水洗的基础上来进行的，不仅造成了严重的环境污染，而且消耗了大量的水资源。

Black liquor after anaerobic treatment and acid precipitating of lignin could be mixed with washing and bleaching waste water based on the discharged ratio of the mill to discharge, the pollution load of the mixed effluent will meet the national regulation requirement after further treatment by active sludge.

BKP苇浆蒸煮黑液首先经厌氧和酸析木素处理，然后再与制浆中段水按工厂排放比例混合，混合废水经活性污泥法处理后，可达到国家标准排放。

With open width continuous scouring and bleaching machine, ramie-cotton bleached fabric was produced and existed problems were solved. As a result, the shortened process, less pollution in acid oxygen bleaching, bast skin removal and better whiteness of the fabric were realized.

利用平幅连续练漂机生产亚麻棉漂白布，缩短工艺流程，减轻酸性氧漂的污染问题，且麻皮去除干净，织物白度较好。

JCS-7 synthetic size mixture instead of PVA partly was adopted in polyester cotton blended product to enhance sizing quality, reduce sizing cost and relieve environment pollution. Application experiences of JCS-7 synthetic size mixture were introduced too.

为提高浆纱质量、降低用浆成本、减少对环境的污染，对涤棉混纺系列产品的上浆采用JCS-7合成胶料部分取代PVA的配方，介绍了JCS-7合成胶料的应用体会。

The results, based on the study of the symptom and development of the disease in the field and the fluoride concentration in the air, indicate that the peony leaf tip blight is a non infective disease caused by air fluoride pollution.

根据牡丹叶尖枯病的症状特点和田间扩展方式，以及对大气和牡丹叶片中氟浓度的测定，结果证实牡丹叶尖枯病是由大气氟污染引起的一种非侵染性病害。

Traditional dilution and discharge are that can cause heavy environmental pollution, and because agricultural waste water contain a large amount of nutriment, which can utilize two times and reduce the input-output ratio of agricultural production, reduce the production cost.

传统的稀释排放会造成很大的环境污染，并且由于农业废水中含有大量的营养物质，完全可以二次利用，减少农业生产的投入产出比，降低生产成本。

Facing the current pollution in our country, The ways to realize waste reduction in key industries are offered.

针对现有污染问题，结合各地的实际情况，提出在重点行业中实现污染物减排的途径。

Develop regular pollution prevention and waste reduction audit procedures.

制定阶段性的防污减排审计程序。

Product cost reduction, improved efficiency, extend the industrial chain, waste reduction, not only create a good economic, but also reduces environmental pollution.

产品成本降低，效益提高，产业链延长，废物减少，既创造了良好经济效益，又减少了环境污染。

This cause serious pollution problems because mass is transferred less rapidly by molecular diffusion than by eddy diffusion.

这些引起了严重的污染问题，因为通过分子扩散的传质比涡流扩散的要慢。

When the pollution area was relatively large and there was tributary nearby, the diversion dike was used to lead the phenolic pollutants into the tributary which had the small cross-section, so that the activated-carbon-block-adsorption net ( ACBA net) could be set easily.

当酚类污染物污染范围较大，且附近有小河汊等时，利用导流堤将污染物引入横截面较小的小河汊，以便安置活性炭拦截吸附网。