成层现象

由任何液体推进剂喷注器所产生的喷雾都存在某些成层现象。

Some stratification exists in the spray produced by any liquid propellant injector .

根据群落的垂直结构和成层现象，应用红外线CO2气体分析法，分层测定了主要植物22种58株的光合速率。

The photosynthetic rates of 58 individuals of 22 main species at different layers of community were measured with an infrared CO_2 analyzer .

但在真实的海洋内部，密度成层现象有时非常复杂。

But in the real ocean , the density-stratified phenomena sometimes are very complicated .

同时细胞形状也越来越不规则，逐渐侧向伸长，成层现象不明显甚至消失。

At the same time cell 's form was more and more irregular , the side direction would be extended gradually afterwards , disappeared layers of phenomenon .

主要研究结果如下：（1）飞播油松群落水平呈块状分布、垂直成层现象明显。

The research of environment conditions was also carried on in Aerial Seeding Pinus tabulaeformis stands in different densities . The main results are as follows : 1 , The spatial distribution of aerial seeding Pinus tabulaeformis communities showed block distribution horizontally and with obvious vertical layers .

昆虫雷达技术的发展使直接监测空中虫群活动成为可能，雷达揭示了许多耐人寻味的空中虫群飞行行为现象，其中最为引人注目的便是聚集成层和共同定向现象。

The development and use of entomological radar has made it possible to direct observe the high-altitude movements of insects . Entomological radars have revealed many fascinating phenomena , but among the most noticeable phenomena are the layer formation and common orientation of aerial fauna .