是有.numMU这个属性的,我刚刚查帮助找到了4 x5 A X( \. [- J3 a
numMu / {3 K4 E2 f t( n( OUsage: <mu_path>.numMu; : M# k: K$ ]( Q1 U6 @1 b
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The method numMu returns the number of MUs located on the loading space of the MU designated by <mu_path>. ( d% J9 {/ `7 e: Q
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The return value is of type integer. d" T- j$ K5 L: c4 _ o9 ^6 R! f& r6 T
Example: .MUs.transporter:1.numMu;