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. ! K7 g2 e+ N+ N% C0 { ! M% H5 a, [- c6 L8 t4 R! G9 k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 ? ; c! s b. q3 x3 M : [+ W5 s( ]- f, \" h' u7 Y o- Z请指点