л ɱ ײ ֲ , ŵ ָ ʼ С . PSIM · , ˲ ص ʱ ʱ κ ͼ. ʵ ֤ ۷ ͷ ȷ , ʱ˵ ˱ Ķ ѧ ģ Ŀ ϶ һ ϵ ʵ . ֮ ķ ʶ , ȶ Ҳ о Χ. ´ һ ѵ ʱ Ƭ εij ʹʶ ȴﵽ ֵ. Щ ۼ ˶ ʱ ˽ṹ