A.16,16
B.8,8
C.16,8
D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]当圆截面梁的直径增加一倍时,梁的强度为原梁的______倍,梁的刚度为原梁的______倍。( )A.16,16B.8,8C.16,8D.8,16
[单选题]圆截面悬臂梁,若其它条件不变,而直径增加一倍,则其最大正应力是原来的()倍。A .1/8B .8C .2D .1/2
[单选题]梁的截面尺寸扩大一倍,在其他条件不变的情况下,梁的强度是原来的多少倍?()A . 2B . 4C . 8D . 16