模拟出错，请教高手~~急

hln6610320

模拟时
+ b1 r# [! e" ^     obj.move(pos1);
1 }  s5 j9 q, i4 _! \) i: T. r这句老出错，但不知错在哪 ，请教高手~~~
还有就是装卸站transferstation 的methods初始程序看不懂，
. l2 ^7 [* g# Q2 o# ]i : integer)
: a( E$ T) Q2 p- q- R5 P5 f-- @ : waiting Target
-- ? : TransferStation
is
do
3 ~) u) b7 u5 X# ?# K9 a3 o# n; P. d if i = 1 then
6 i# z4 j" [7 Y2 F  -- before starting the transfer to the TransferStation
( T* a4 L0 D( `7 Q3 [# f9 a6 E& G  -- parts/target are ready
0 N( H8 Y& b8 ^6 E: y elseif i = 2 then
5 o% Y: U3 T& @  -- before parts leaving the TransferStation
/ ]  X0 }3 [, Q5 q, J# h end;
end;
" F0 N0 Q( \( H; W; k; h# y如果要设置有条件的卸载，当物件属性integer满足一定数量条件时卸载，应该如何编写？