The current method to branch wire from the cable trunk is to cut off the trunk line, and crimp two ends of trunk line and the required branch, and pack them, or to bind the branch line to trunk line.
现行的从电缆主干线上取得分支线的方法就是切断主干线，将干线两头和所分的支线一同压接后包裹起来，或是将分支线绑轧在主干线上。
By means of Laplacian spectrum recursive bisection partitioning method, firstly the power network is partitioned into branch-cut form; then the branch-cut form is changed into node-split form.
利用基于拉普拉斯谱划分的递归二分法将电力网络进行支路切割，然后将支路切割转换为节点撕裂。
On the basis of improved heuristic cluster local search, branch and cut method is used to get the global optimal solution.
在改进的启发式群局部搜索的基础上 ，利用分枝剪枝法得到全局最优解 。
On the basis of improved heuristic cluster local search, branch and cut method is used to get the global optimal solution.
在改进的启发式群局部搜索的基础上 ，利用分枝剪枝法得到全局最优解 。
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