是有.numMU这个属性的,我刚刚查帮助找到了4 V0 X+ \$ H+ j: L
numMu * {; L. p; N0 \' P" a. h
Usage: <mu_path>.numMu; ' b# p$ ?4 W* Q7 e) G$ Z
3 J8 N/ d( f3 Q# ^1 _The method numMu returns the number of MUs located on the loading space of the MU designated by <mu_path>. , H, l, K# h+ r$ v0 Y1 \: e0 M/ ~- i- G& w; K
The return value is of type integer. ; Z( D" a3 Q4 {( q$ `- x3 g$ ^. r; i S# `' I' m( U
Example: .MUs.transporter:1.numMu;