储存使物品安全放置一段时间,从而实现了物品在“供应链”中上下环节的衔接,并调节上下环节流量的差异,从而保持了生产与流通的正常,使社会再生产不断发展。
参考答案:对
In front of ______ remained of my old house,I took some pictures,which called up my childhood.
A.where
B.which
C.what
D.the place
试说明CDMA2000前向信道和反向信道与IS-95的差别。