beed的音标

In this paper a method has beed developed for the prediction of the efficiency of low specific-speed centrifugal pumps at design condition. The concept of abnor mal optimization is introduced.

本文提出了一种预测低比转速离心泵设计工况点效率的方法，并提出了病态优化的概念。

Synthesizing of the overall ideal solution is a synthetical decision question of multi-objective and multi-stage after the feasible solution subspace of every fractionalizing system has beed resolved.

在求得各分系统可行解子空间后，系统全局理想解的合成就是一个多目标多阶段的综合决策问题。

Treated with 80% H_ 2SO_ 4, the germination and seedling ratio of licorice have beed increased obviously.

甘草种子经80%H2SO4处理虽可显著提高其发芽率和出苗率，但处理时间的长短对其发芽率和出苗率均有显著的影响。