题目内容:
若一个空间力与x轴相交,但不与y轴、z轴平行和相交,则它对三个坐标轴之矩应是
A A.Mx(F)≠0、My(F)≠0、Mz(F)≠0B B.Mx(F)=0、My(F)≠0、Mz(F)≠0
C C.Mx(F)=0、My(F)=0、Mz(F)≠0
D D.Mx(F)=0、My(F)≠0、Mz(F)=0
参考答案: