A:moved, moved
B:moving, moving
C:moving, moved
D:moved, moving
如图甲、乙所示是螺旋测微器和游标卡尺测量工件长度时的情形.螺旋测微器读数为____ mm.游标卡尺读数为____ mm.
当代中国的基本国情是( )