查询词典 pollution

Aromatic solvent evaporation of volatile is relatively low in calories, fast and dissolubility, while the larger class of toxic solvents; solvents volatile dissolubility good, fast, low cost, but a large cretonne; alcohols in dissolubility, not volatile speed and above two categories, but non-toxic, tasteless, pollution-free.

芳香类溶剂蒸发热量比较低、挥发速度快、溶解性能高，但该类溶剂毒性较大；酯类溶剂溶解性能好、挥发速度快、成本低，但气味比较大；醇类溶剂在溶解性能、挥发速度上都不及以上两类，但是无毒、无味，没有污染。

Doesn't forget to crib about air pollution. Keeps cribbing every time he steps out.

fancia评：空气污染的确是美国的一个广泛讨论的严重问题。

Ammonia gas released by fertilized cropland is a cause of air pollution , the .

施肥后的农田释放的氨气是空气污染的一个因素。

Ammonia gas released by fertilized cropland is a cause of air pollution.

农田中所排放的氨气是导致空气污染的一个原因。

Heavenly Creations" said,"but the funds are most vulnerable to pollution rot, crown dust cap on top of the collar between the instant of transfer on the damage" is such a down "Heavenly Creations that this velvet Japanese satin that is very wrong, is a senior Japanese satin silk fabrics, as far as its duty in Xiamen and Zhangzhou were regarded as equally valuable satin can be presumed.

天工开物》中所说"但其帛最易朽污，冠弁之上顷刻集尘衣领之间，移日损坏"的就是这种绒（《天工开物》认为这种绒即倭缎，甚误，倭缎是高级丝织物，据其在厦门税则中被视为与漳缎同样贵重，可以推定。

The project is the use of phosphate fertilizer industry by-product sodium aluminate Preparation of cryolite, and by-product of high quality silica products, to resolve a long-term phosphate fertilizer industry beset by-product of environmental pollution a major technical problems, and achieved good economic and social benefits.

该项目是利用磷肥业副产物铝酸钠制取冰晶石，并副产优质的白炭黑产品，解决了长期困绕磷肥业副产环境污染的一大技术难题，取得了良好的经济和社会效益。

Application of zeolite catalyst in cumene process makes it possible to achieve better quality without pollution.

而在合成异丙苯阶段使用沸石分子筛为催化剂，具有收率高、产品质量好、操作费用低、无腐蚀等优点。

Because it needs many kinds of acid and organic reagents, cumene peroxidation process brings the problems of wasting materials and environment pollution.

但是丙酮的市场需求量的增长远小于苯酚，因此以此法合成苯酚受丙酮的市场制约。

Therefore the governance of pollution has become widely problem which attracting people's attention. In Agriculture, Cupper and zinc are required microelements of plant.

在农业生产过程中，铜和锌既是植物生长发育所必需的微量元素，同时过量的铜和锌也将对作物产生严重的危害，并由此引发一系列食品安全问题。

In order to gain higher magnetic performance and solve air pollution problems in extraction process of Fe-Cr fibers,cupreous body of Cu-13Fe-2Cr in situ composite materials were corrupted by using chemical extraction .

为解决Fe-Cr纤维提取过程中容易造成空气污染的问题，使得到的纤维具有较高的磁学性能，采用化学萃取法腐蚀掉Cu-13Fe-2Cr原位复合材料中的铜基体，制备了Fe-Cr金属纤维；通过调整硝酸与双氧水比例抑制NO2的产生；通过改变清洗方式使纤维具有较高的磁性。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了