对流

The velocity, temperature and oxygen concentration distribution in the smolder propagation process were deduced.

在逆向受迫对流每件下，忽略残碳和氧气的反应，材料阴燃的化学反应采用两步反应模型，使用积分方法求解各个移动区域的质量和能量守恒方程，推导出阴燃传播速度、温度以及氧气浓度分布。

From the modeling results,following conclusions are drawn:(1) By trimming the reactor channel walls into streamlined shape,the recirculation cells can be minimized so that the smoot...

对于优化后的反应器，发生对流涡旋的临界高度提高到2~2.5 cm，对应的反应器直径增加到40 cm；(3)在相同温差、不同衬底温度的条件下，反应器内的流动形态不同。

When sound intensity is not very high, the experimental results are consistent with the theoretical values.

实验结果表明：强声场对流场有很强的调制作用，使流场产生了与声波同频率的周期性脉动，且脉动幅度随着声场强度的增加而增大。

All these are the trigger mechanism of the severe convection and the squall line weather process. The strong instability of low level, the outbreak of low level jet and the core of the LLJ moving southeastward quickly, convective available potential energy and vertical helicity high center are indicative to the strong convection weather.

强对流发生时，该地区出现的低空增温增湿、低空急流的爆发及低层急流核向东南快传、高空急流轴稳定在强对流天气发生地上空，对流有效位能积累和释放随时间的演变过程及垂直螺旋度大值中心等都对此次强对流天气过程有很好的指示意义。

After the monsoon onset, the southwesterly monsoon transported the volume of warm and wet air to the SCS and the convection enhanced. So, the stratification was unstable and precipitation was also falling.

这主要是由于季风爆发后，西南季风把大量暖湿空气输送到南海地区，对流活动增强，大气呈现不稳定层结并伴有降水发生的结果。

Roller squeezer heating can be quartz tube or infrared tube, and also can equipped with convection system.

辊压加热可选石英管加热和中波红外辐射管加热，并可配备加热对流搅拌系统。

Influences of variety and formula of composite stabilizer on rheological properties were studied.

研究了复合稳定剂的种类及配方对流变性能的影响。

The second one is 2- D model used to simulate tide current or storm surge current.

为模拟长江口深水航道治理工程的导堤和丁坝，数学模型中采用了先进的线边界技术，导堤、丁坝对流场的影响在计算中得到了证实。

The special material is adopted to enhance the radiation and heat conduction heat transfer, and the cellular strengthener whose surface area is bigger can enhance the convection heat transfer.

其采用高导热非金属材料为主体材质达到增强导热及辐射的目的；通过采用蜂窝体形式达到增大比表面积，从而增强对流换热的目的。

The method of Lesaint-Raviart for the convection of the extra stress tensor is used.

Lesaint-Raviart方法被应用于处理附加应力张量的对流项。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。