friction trip 中文意思是什麼
friction trip
解釋
摩擦式安全器-
Calibrating the gravity model consists of evaluating the parameters of the impedance function ( or the values in the friction factor table ) so that the gravity model reproduces, as closely as possible, the base year productions and / or attractions and the base year trip length distribution
校準重力模型就是計算阻抗函數參數(或者摩阻系數表中的值) ,使其盡可能吻合基年產生和吸引,以及基年的出行距離分佈。
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