simultaneous: adj.同时发生的,同时做的,同时的 (with)。 simultaneous development of heavy and light industries 重工业和轻工业同时并举。 simultaneous broadcast 【无线电】联(合广)播。adv.-ly 同时,一齐。
The main achievements of the study are as follows : a mathematical model for simultaneous flood routing in the main river and tributaries is firstly established and the synchronous confluence is implemented in present paper 本文的研究成果有:首次建立干支流洪水同时演进的数学模型,实现在时间过程上的同步汇入。