Swift expansion of communications and transportation. certificate of public convenience and necessity

Data Interchange for Shipping Companies certificate of public convenience and necessity

航运公司数据交换系统公共交通运输业许可证

There isn't public convenience there.

那里没有公共厕所。

A wind valve adjustment mode of convector radiator that is suited to individual metered heating system is put forward. Discussed is a conjecture on fixed points indices of mappins in cones proposed by E.

提出了一种适用于分户计量采暖系统的对流型散热器的风阀调节方式。

Analysis and Forecast of Prefrontal Convective Storm Rainfall

一次锋前对流性暴雨的分析与预报

The Trigger Mechanism of "7.10" Local Convective Intense Rainfall And the Role of Urban Boundary Layer

7.10局地暴雨的启动机制及城市边界层的作用

Impact of Nested-Grid Skill on a Mesoscale Convective System Rainfall Event

网格嵌套技术对一次中尺度对流系统降水过程模拟的影响

The qualitative identification methods of Doppler radar velocity PPI pictures are introduced. The related image features of convective rainfall clouds are analyzed: ① the zero-velocity lines in the wind field related to large-scale convergence or divergence in combination with cold or warm advection;

介绍了多普勒雷达速度PPI产品图像定性识别方法，分析了与对流性降水云体有关的图像特征：①冷暖平流与大尺度辐合辐散运动相结合的零速度线；

Results also indicated that cumulus parameterization scheme of Kuo-Anthes had the better performance in spatial pattern and rainfall than scheme of Grell because scheme of Grell had the tendency to simulate more convective rainfall.

结果同时表明，由于Grell方案倾向于模拟更多的对流降水，因此Kuo-Anthes方案对西北地区降水型和量值的模拟比Grell方案更接近于实际。

Analysis of apparent heat source and apparent moist sink suggest that cumulus convection activities were active, and the convective rainfall dominated.

从视热源和视水汽汇分析表明本次降水和、云对流活跃，以对流性降水为主。

The features of satellite cloud maps of mesoscale convective rainfall in the Pearl River Delta

珠江三角洲中尺度对流降水的云图特征

Study on performance of convective heat transfer for cooling oil in small-sized totally-closed compressor

小型全封闭压缩机冷却油的对流换热特性研究

Calculation of Wall Temperatures of Afterburners with Convective and Film Cooling

复合冷却加力燃烧室壁温计算

The heat emission in the free room of a plasma ladle furnace and the forced convective cooling in a plasma torch has been studied, and a physico-mathematical model of heat transfer for the plasma ladle furnace has been established.

研究了等离子体钢包炉内自由空间辐射传热和等离子枪水冷强制对流传热，建立了等离子体钢包炉传热数学模型。

The cedar-clad skin is perforated to allow convective cooling of the interior.

如雪松一样的建筑表层设计成穿孔，有利于室内对流的空气冷却。

Boundary surfaces were simultaneously exposed to both radiative heating and convective cooling.

外界辐射加热与对流冷却同时作用于边界表面。

Because of its special physical and chemical properties, the continental lithosphere does not actively take part in the convective mantle overturn. However it influences the convective flow and vice versa.

由于其特殊的物理化学性质，大陆岩石圈通常不直接参与下方的地幔对流，但其与地幔对流格局有着重要的相互影响。

Through analyzing these data, the convective cloud precipitation mechanisms in summer are discussed.

通过对这些资料分析，探讨夏季对流云降水机制。

A study of meso-α-scale convective cloud cluster in South China

我国中尺度α对流性云团的分析

Use of convective cloud cluster data in the numerical prediction model for local heavy rainfall

对流云团资料在局地暴雨数值模拟预报中的应用

A study on the formation of the precipitation in convective cloud with cell structure

有云泡结构的对流云中降水形成的研究