短語詞組短語allowable bolt design stress 螺栓許用設(shè)計應(yīng)力allowable stress design method 容許應(yīng)力設(shè)計法;許用應(yīng)力設(shè)計法allowable stress design 容許應(yīng)力計算;容許應(yīng)力法;設(shè)計法;容許應(yīng)力設(shè)計allowable stress design of bridge 橋梁容許應(yīng)力設(shè)計 返回 allowable design stress