锟斤拷锟(xi锟斤拷ng)目锟角岋拷锟斤拷锟截廣锟絴锟斤拷锟斤拷锟斤拷木锟絠锟絵锟斤拷3锟斤拷锟阶層局诧拷锟斤拷锟斤拷锟斤拷锟絞锟斤拷貛欤2锟斤拷~8锟斤拷锟斤拷锟斤拷e锟絪631平锟斤拷锟阶o拷锟斤拷一锟絞锟斤拷锟絖锟絞锟斤拷2锟斤拷~8锟斤拷锟斤拷锟斤拷e锟絪42平锟斤拷锟阶o拷锟斤拷锟斤拷瓤锟斤拷锟斤拷锟35%~75%锟斤拷锟斤拷锟絞锟斤拷锟斤拷欤-30锟斤拷~20锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷e锟絪35平锟斤拷锟阶o拷锟斤拷1锟絞锟絙卸锟絕(q锟斤拷)锟斤拷2锟斤拷~8锟芥,锟斤拷e锟絪29平锟斤拷锟阶o拷锟斤拷锟斤拷锟斤拷C(j锟斤拷)锟組锟絰锟矫帮拷默锟斤拷锟斤拷輪锟絬锟斤拷锟斤拷锟絪锟斤拷锟斤拷C(j锟斤拷)锟組锟斤拷锟斤拷锟斤拷锟剿碉拷y(t锟斤拷ng)锟斤拷