如题,我看了transport block 的demand connector 的使用说明:Demand: If the demand connector is connected the block will only accept items if the value at the demand connector is greater then the current number of items being transported. ! C: c ~% v! I% @1 R( S2 {9 E ) M3 J1 Q3 d) Z$ g是不是说现在我transport block 正在transport 4个items,我的demand connector 输入值要大于4,比如说5之类的才能使得transport block接受我的这5个小球;反之,要是 输入值要小于4,比如2,它就必须累积到5才能走进transport block ? 0 d: o) m1 O; Z; y ; Z# ^6 ?5 L* }1 f, L) S: J3 c请指点