pollution concentration的例句大全

The system structure and establish of water pollution concentration control to the town

城市水污染集中控制的系统结构及建立

The pollution concentration control and the market economic

污染集中控制与模拟市场机制

Numerical Simulations of Air Pollution Concentration Inside Double Track Railway Tunnels

双线铁路隧道内空气污染浓度的数值模拟研究

The result showed that air pollution diffused badly in fog days in Shanghai and caused serious air pollution. The time of high concentration of air pollution was synchronization with fog formation and disappearance, the pollution concentration was 2-10 fold higher than before fog appearance.

结果表明，上海出现雾天时，不利于大气污染物的扩散，造成雾天大气污染较严重，污染物浓度高值出现的时间与雾的形成至消散基本同步，比起雾前高2～10倍。

The problem of environment pollution or equipment damage caused by the overflow of the pulverous material or the high concentration gas-solid mixture is overcome.

解决了粉状物料或高浓度气固混合物溢流而造成环境污染或设备损坏的问题。

The result showed that formaldehyde pollution was present in different degrees at laboratory, corridor and office, the highest concentration was 1 703 mg/ m 3 in laboratory, exceed ten times the criterion.

结果显示解剖实验室、实验室走廊、教师办公室都存在不同程度的甲醛污染，其中解剖实验室中甲醛浓度最高可达1703mg/m3，超出标准10倍多。

The average concentration of pollution still had more important use in the transitioned stage of prevention and control pollution from concentration control into total emission control.

在环境污染防治工作从污染物浓度控制逐步向排污总量控制转变的过渡阶段，污染物浓度日均值仍然发挥着十分重要的作用。

TSP Mass Concentration and Number Concentration of Particles in Dust Storm Weather in 2002 Spring of Beijing But in few summer weather, the pollution of PM2.5 is serious.

北京2002年春季沙尘暴天气的TSP质量浓度和数浓度谱分布采暖前后PM2.5浓度有明显上升趋势。

The pollution spread to an extent of around 150 m, and the concentration decreased gradually.

污染晕带沿公路延伸方向展开，自公路起向其两侧强度逐渐减弱，扩散范围约为150m。

The dust mass concentration indoors can meet the national environment protection standard if there are no other sources of pollution.

在室内无其他污染源的情况下，可使空气含尘质量浓度满足国家环保标准。

In accordant with general indices of air pollution in major domestic cities, TSP, SO2 concentration, energy structure and the acquirability of history records, present pollution status in Shenyang was compared with historical corresponding status and developmental and changing rules were deduced. 2.

结合我国主要城市的空气污染综合指数，燃煤指示污染物TSP、SO2浓度、能源结构以及历史资料的可获得性，调查比较沈阳市目前污染状况与历史污染状况，分析其发展变化规律。

The correlation factors and pollution forecast model for PM2.5 concentration in Beijing area

北京地区气溶胶PM2.5粒子浓度的相关因子及其估算模型

The spatial variations of lead concentration was great. It was from heavy to light in lead pollution from down town to suburban areas, and local areas were very heavy with four high concentration centers formed.

铅浓度空间分异大，从市中心到郊区铅污染由重到轻，局部污染十分严重，已经形成4个高浓度中心。

An analysis of a PM_ ( 10) heavy pollution process in Beijing in November in 2000 was carried out to diagnose the weather pattern that creates the mass concentration of PM_ ( 10).

对北京2000年11月的一次PM10重污染过程进行分析，以期进行造成PM10质量浓度增量的天气型诊断。

Pot experiments were conducted to study the feasibility for the pollution critical concentration of Cd in soil indicated by the concentration of Cd in seedling instead of those of harvested parts of wheat, soybean and rape.

盆栽试验，以小麦、油菜、大豆为对象，研究用作物幼苗含Cd量替代成熟期可食部位含Cd量表示土壤污染临界值。

Analysis of Grey Correlation Between Gear Lubricant Oil Pollution and Ferrograph Wear Particle Concentration

重型车辆齿轮油污染度和铁谱磨粒含量的关联分析

in the cd single pollution experiment, the relative membrane permeability of the leaves increased with the cd concentration in the soil by s-function and the correlation coefficient was 0.999.

在Cd单一污染条件下，叶片细胞膜透性与土壤中Cd添加浓度呈S函数关系，相关系数为0.999。

the solute concentration decays when the groundwater discharge, a spot of pollution source, enters to streams and moves to lower reaches.

地下水渗出（相当于一点污染源）进入河流后，在随河水向下游运移的过程中，其水质浓度也将发生衰减。

the impact on determination of partical concentration in stationary pollution source, caused by different treatment of fiber-glass filter.

就玻璃纤维滤筒经过不同条件的处理对固定污染源中的颗粒物浓度测定产生的影响进行了探讨。

among the pollution sources from chimney stacks, the low, mid and high ones contribute 68.1%, 29.0%, 2.9% to the concentration, respectively.

低、中、高架源浓度贡献百分比分别为68.1%、29.0%、2.9%。