primary phase是什么意思

用法例句

The primary phase of all meteorological elements is short,but with more fog days and a better regularity of fog day probability.

各成雾气象因素的主段均短,对应雾日多,对应的雾日机率规律性好;次段虽长,对应雾日却少,规律性有的也较差。

In this paper,a physical pattern of subcirculation system in the main part of the Kuroshio in the East China Sea is suggested by analyzing different survey data,and the subcirculation system is a double-loop circulation structure consisting of a relatively stable main stream of the Kuroshio,a frequently occu-ring right side countercurrent and a conditionally occurring outer shelf countercurrent.

通过对多种调查资料的综合分析,提出了东海黑潮主段子环流系统的物理模型,它是由较稳定的东海黑潮主段、经常出现(大概率)的右侧逆流和有条件出现(小概率)的外陆架逆流所构成的一个双环环流结构。