提供一個9個匯流排測試系統的參數，如需要的輸入支路阻抗和節點功率。包括支路、首節點編號、末節點號、支路阻抗、末節點给定功率。 ,Provide a nine bus test system parameters, such as the needs of the input branch impedance and node power. Branch, the first node number, the last node, branch impedance, the last node t