短語詞組短語equivalent gradient resistance 計(jì)算坡道阻力Thermal gradient resistance 耐溫差性resistance gradient 電阻梯度gradient value of fire resistance 抗火性梯度值added resistance gradient 附加阻力梯度drought resistance gradient axes 抗旱梯度軸drought resistance gradient values 抗旱梯度值shielding resistance gradient 接地電阻梯度flow resistance gradient 滲流阻力梯度 返回 gradient resistance