meso-scale convection 中尺度对流
meso-scale moist convection 中尺度湿对流
small-scale mantle convection 小尺度地幔对流
Mantle material can sink at a plate boundary, and then flow back upward farther away, pushing on the crust - a process called small scale convection.
地幔，这种物质可以在板块边界处下沉，然后向上回流到较远的地方，再与地壳相碰撞——这个过程被称为小规模的对流。
It can be used to check the flexibility of the convection section when the feed and operation condition changes, and it can be used to design the cracking furnace of different scale and feedstocks.
可以很好地用来判断现有裂解炉对流段对改变原料和操作条件的适应性和设计各种规模和适应各种原料的裂解炉。
The characteristics of synoptic scale systems and the meso-micro scale systems which resulted in the calamity of severe convection in Hubei province are summarized.
分析了造成湖北省强对流灾害的天气尺度系统、中小尺度系统的特征等。
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