临界区域 meaning in English

critical areas
critical region
critical speed
critical zone

In this paper , the critical order of central point of certain hecke l - function of imaginary quadratic fields is studied by analytical methods
本篇文章主要利用了解析的方法，研究对虚二次域上一类heckel -函数在临界区域中心点阶的估计。
The condition of ethylene ( temperature and pressure ) to form hydrate is very special . it covers normal gaseous area , near - critical area and supercritical area
乙烯水合物的生成条件非常特殊，它在常规气相区域、近临界区域和超临界区域都能够生成水合物。
( 3 ) for decreasing sizes , the fluctuation becomes more and more significant at the vicinity of the critical temperature ; the even - odd effect is important at the low temperature and the vicinity of the critical temperature as well
( 3 )随着粒子尺寸的减小，在相变临界区域涨落越来越重要；电子数的奇偶效应在低温乃至相变区域都是重要的。