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- A surface source distribution is used to replace the boss and the vortex lattice representation of propeller blader is also incorporated. 桨毂的影响以布置在其表面上的面源分布来模拟,螺旋桨叶采用离散的涡格法来处理。
- This model consists of point source, scattering surface source, volume source and line source. 此模型吸取了众多模型的优点,声源模式有点源、分布面源、体源和线源;
- This paper introduces present situation of rural surface source pollution of our country, forecasts their longterm developmontal trend, arid gives the controlling pollution objective and tactics. 本文介绍了我国农村面源污染现状,预测并阐述了农村面源污染的长期发展趋势,提出了2020年农村面源污染控制战略目标及污染防治对策。
- It is forbidden to discharge sewage into water bodies within the firstgrade surface sources protection zones for domestic and drinking water. 禁止向生活饮用水地表水源一级保护区的水体排放污水。
- During another very close flyby in August, our cameras focused on the surface sources of the jets. 在8月另一次相当接近的探测飞行中,我们把摄影机对准了喷流的表面来源。
- agricultural surface source pollution 农业面源污染
- Article 20 The people's governments at or above the provincial level may delineate surface sources protection zones for domestic and drinking water according to law. 第二十条省级以上人民政府可以依法划定生活饮用水地表水源保护区。
- The people's governments at or above the provincial level may delineate surface sources protection zones for domestic and drinking water according to law. 第二十条省级以上人民政府可以依法划定生活饮用水地表水源保护区。
- Emission sources in this plant are irregular and unrestrained effluent surface sources and data are collected by detecting representative points in the said area. 炼厂排放源为不规则的无组织排放的面源,数据在该区域具有代表性的点上测出。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- It is forbidden to construct or expand within the first-grade surface sources protection zones for domestic and drinking water,any projects that have noting to do with water supply facilities and protection of water sources. 禁止在生活饮用水地表水源一级保护区内新建、扩建与供水设施和保护水源无关的建设项目。
- It is forbidden to travel,swim or carry out other activities within the first-grade surface sources protection zones for domestic and drinking water that may possibly cause pollution to the water body. 禁止在生活饮用水地表水源一级保护区内从事旅游、游泳和其他可能污染生活饮用水水体的活动。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- It is forbidden to construct or expand within the first-grade surface sources protection zones for domestic and drinking water, any projects that have noting to do with water supply facilities and protection of water sources. 禁止在生活饮用水地表水源一级保护区内新建、扩建与供水设施和保护水源无关的建设项目。
- It is forbidden to travel, swim or carry out other activities within the first-grade surface sources protection zones for domestic and drinking water that may possibly cause pollution to the water body. 禁止在生活饮用水地表水源一级保护区内从事旅游、游泳和其他可能污染生活饮用水水体的活动。