喷气织机主辅喷嘴性能的好坏直接影响到织机气流引纬的质量，因此了解喷嘴气流场的压力情况十分必要。
The quality of is directly influenced by the performance of air-jet loom nozzle, so it is necessary to measure the pressure of air field which is formed by the nozzle.
气候的纬向地带性是地球表面最基本的分异规律，温度的差异是纬向地带性的重要的标志。
The latitudinal direction zonality of climate is the most essential variety law of the earth surface, and the difference of temperature is the important sign of the latitudinal direction zonality.
云南干热河谷低纬高热，光热条件优越，立地气候多样，植物的种类十分丰富，木本生物柴油树种资源富集。
Owing to its location at low latitude area, abundant heat and light, various climate types and site conditions, dry-hot valleys in Yunnan are rich in plant species including woody biodiesel species.
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