| 1. | Results of light pollution effect everyone in many negative ways 描述:光污染会通过很多方式对人类产生负面影响。 |
| 2. | Green chemistry is a rising science studying how to make use of chemical reaction to realize a minimum pollution effect 绿色化学是研究如何通过化学反应使污染减到最小的新兴科学。 |
| 3. | Serious soil pollution can result in decline in growth of agricultural products or even death , these pollution effects can be readily detected 严重的土壤污染可以导致农作物生长发育的减退甚至枯萎死亡,这些污染后果是可以及时发现的。 |
| 4. | Serious soil pollution can result in decline in growth of agricultural products or even death , these pollution effects can be readily detected 严重的土壤污染可以导致农作物生长发育的减退甚至枯萎死亡,这些污染后果是可以及时发现的。 |
| 5. | Based on the projects in beijing , analyses and compares four air conditioning schemes in initial investment , operating cost , energy using efficiency and atmospheric pollution effects 摘要通过北京地区的工程实例,对4种暖通空调方案的初投资、运行费用、能源利用效率、污染排放量进行了分析比较。 |
| 6. | Considers that applying water source heat pump can reduce initial investment , operating cost and atmospheric pollution effects when recycling cooling - water from power plant is used 认为在具备利用电厂循环冷却水条件的场所,采用水源热泵为建筑供暖可以减少初投资、运行费用以及对城市的污染影响。 |
| 7. | The results show that the economic losses from the wastewater irrigation amount to about 57 % of agricultural crops , and the losses from the pollution effects on the public health amount to about 62 % of the total losses 结果表明:污灌带来的经济损失占当地农作物收成的57 % ,对人体健康影响的经济损失占总经济损失的62 % 。 |
| 8. | Introduction to general ideas in air pollution control , air pollution effects , design of wall collection devices ( gravity settlers , centrifugal separators , electrostatic precipitators ) , design of dividing collection devices ( surface filters , depth filters , scrubbers for particulate control ) , design of controlling by concentration and recovery ( condensation , adsorption , absorption ) , design of controlling by oxidation ( combustion , biological oxidation , biofiltration ) and the choosing of a control technology 本课程介绍空气污染防制概念,空气污染之影响,壁式集尘设备之设计(重力沉降室、离心分离器、静电集尘器) ,分隔集尘设备之设计(表面过滤器、深层过滤器、洗涤器) ,以浓缩回收之控制设计(冷凝、吸附、吸收) ,以氧化之控制设计(燃烧、生物氧化、生物过滤) ,以及控制技术之选择。 |
| 9. | The pollution effects of the plant leaves treated with acid material can be detected quantitatively by means of df . the technique would likely to be applied as a practiced field application with easier operation than chlorophyll fluorescence technique . thus , we conclude that delayed fluorescence is an excellent indicator for evaluating the extent of environment stress on plant 因此,利用植物的光诱导延迟荧光在一定程度上可以检测出雨水和空气中酸性物质对植物叶片的胁迫效应,该方法比常规的理化手段更接近于环境的真实状况,而且比叶绿素荧光技术便于操作。 |
| 10. | As a subject about the environment evaluation of hae field , this paper mainly researches the characteristic of the fracture water moving in the bedrock fractures in hae field , and studies the element " " sr which is a high toxicity nuclide transportation in fracture water , and predicts the pollution effect of the element ^ sr to well 3 which is a sole well in the hae region when radioactive waste warehouse is destructed sometime in future 本论文作为hae放射性废物地质处置安全评价研究的一个子课题,对以基岩介质为围岩的hae预选处置场地开展基岩裂隙水运动特征研究,并在此基础上对重点关心的高毒性核素~ ( 90 ) sr在基岩裂隙水中的迁移行为进行了系统的探索,重点预测处置库破坏后核素~ ( 90 ) sr对hae处置场地唯一水井? ? 3号水井的污染程度。 |