短語詞組短語load transversal distribution factor 荷載橫曏分佈系數(shù)load transverse distribution factor 荷載橫曏分佈系數(shù)transversal live -load distribution factor 橫曏荷載分佈系數(shù)network expected load factor distribution 網(wǎng)絡期望負載水平 返回 load distribution factor