essentializesCOCA²²¹⁶⁴⁷ 基本例句 v.扼要表达；使精炼essentialize的第三人称单数 Then, the paper essentializes the two key problems in the course of building a three-dimensional monitor network: the optimum geometrical graph and the precision distance surveying. 同时，简要分析了建立高精度的测边三维监测网的两个关键问题，即最优构形和精密光波测距。 cnki