The diagonal branch of ventilation network has the characteristic of instable airflow.
通风网络中的角联分支本身具有风流不稳定的特点。
Left descending arteries were ligated at the distal side of the second diagonal branch.
分离左冠状动脉左前降支，第二对角支远端结扎。
It just can be seen the change of airflow direction in diagonal branch from ventilation network diagram.
从通风网路图仅能看出角联分支风流方向的改变。
Results obtained show that reversal procedure of diagonal branch contains two stages, one is stratified flow of smoke and airflow toward different directions, which is a quantitative change stage.
实验结果表明：下行通风角联分支风流的逆转可以归结为烟流和风流异向分层流动的量变过程和风向突变的质变过程。
Through the analysis of simple series, parallel and parallel-series fluid networks as well as complicated fluid network with diagonal branch, this paper studies the reliability of the fluid network.
通过对串联、并联、混联的简单网络，以及含有角联分支的复杂网络的分析，研究了流体网络的可靠性。
Through the analysis of simple series, parallel and parallel-series fluid networks as well as complicated fluid network with diagonal branch, this paper studies the reliability of the fluid network.
通过对串联、并联、混联的简单网络，以及含有角联分支的复杂网络的分析，研究了流体网络的可靠性。
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