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. 8 r! v" [: P- d3 x6 o; F3 w 9 ~ a) A; F7 E- ?. ]) t7 f9 V+ |% z6 s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 ? % E+ z$ D0 v! H q 9 I/ L* a: u" u; B请指点