是有.numMU这个属性的,我刚刚查帮助找到了 / h0 J$ r0 V: R- X3 v: t' \numMu 4 C: V* u$ k2 A* E
Usage: <mu_path>.numMu; 4 q' r( ?8 V- {6 Y' A4 Y8 A% e' a! n$ v: Z7 @- t
The method numMu returns the number of MUs located on the loading space of the MU designated by <mu_path>. * a9 G$ y5 r! g/ c3 z5 W" U
* F+ {1 v# e1 D9 UThe return value is of type integer. - ?; o/ V4 M' f% h8 }