| 1. | The difficulty here is stratification of the two air streams .
这里存在的麻烦是两种空气气流的分层问题。
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| 2. | The pollen can be carried aloft and travel great distances in the upper air stream .
花粉能被带到高处，并在高层的气流中被带至很远的距离。
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| 3. | Lying between these high - speed air streams are air streams of lower wind speed
在这些高速气流之间，会出现较低速的气流。
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| 4. | Besides , low temperature and high - speed air stream would heat frost with higher temperature
除此以外，低温高速气流对较高温度的霜层还有加热作用。
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| 5. | Generation of thermal decomposition products from materials in an air stream for toxicological testing ; thermal decomposition method
由毒物学检验用材料在通风条件下生成的热分解产品.第
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| 6. | Some main ones are solar heating , proximity of low pressure troughs and convergence of two different air streams
空气上升的原因很多，主要有地面受太阳照射加热在低压槽附近和两股不同的气流汇聚等。
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| 7. | Generation of thermal decomposition products from materials in an air stream for toxicological testing ; method for testing the inhalation toxicity
材料在通风条件下产生热分解产品及其毒性检验.检验吸
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| 8. | On windy occasions such as the approach of a tropical cyclone , air streams of high wind speed may emerge from mountain gaps
风吹越山脉在刮大风的时候，例如在热带气旋逼近时，高速气流会在山峡形成。
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| 9. | The nozzle flow is composed of the main gas stream and the secondary air stream in order to simulate the nozzle of turbofan engine
喷管中的气流由主流燃气和次流空气组成，用以模拟涡扇发动机的喷管。
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| 10. | Producing thermal decomposition products from materials in an air stream and their toxicological testing - part 5 : method to calculate the toxicity
通风条件下材料热分解产物及其毒物学检验.第5部分:毒
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