是有.numMU这个属性的,我刚刚查帮助找到了 - _, D' u3 {& Z3 }8 A' u, cnumMu / _" d* p+ P# k, iUsage: <mu_path>.numMu; ! s0 t& T' y" |- P. p7 E. v: W$ |) S; r( D6 ?/ X
The method numMu returns the number of MUs located on the loading space of the MU designated by <mu_path>. ' p2 w# c8 j6 Z6 Y+ Q5 I5 `' k/ B4 s1 Y. |$ k- S
The return value is of type integer. $ Q* Z1 u4 C- H. T% p& `! K