minimum-boiling azeotropic

The minimum-boiling azeotropic and cyclohexene volume fraction which got from the modificated phase diograms are both higher fineness and better exactness.

改进后得到的相图中与最低恒沸点相对应的最低恒沸温度和环己烷的体积百分比比改进前所得结果具有更高的精密度和更好的准确度 ,并用概率统计中的假设检验方法证明了改进后所得实验结果优于原条件下所得结果。

The authors put forward a new method calculating service level of network in average speed of network,and profoundly discussed principles,methods,two kinds of incorrect tendencies and psychological control factors of tripers determining minimum acceptable service level of network in which city planners and administrators of city develepment are interested most.

分析了市区路网物理、运行、管理特性，提出了用网络平均速度来确定路网服务水平的一种新方法，并对交通规划师和城市发展管理者最感兴趣的城市路网最低可接受服务水平、确定原则、方法、注意问题和出行者心理控制因素进行了较深入的探讨。