锟斤拷锟斤拷o锟斤拷医锟紹一锟斤拷平锟藉川锟斤拷锟叫盤锟斤拷锟斤拷锟杰o拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较存儲锟斤拷锟絓輸?sh锟斤拷)锟斤拷斜P锟斤拷锟絞锟絀锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷支锟絖锟斤拷支锟絖一锟絯锟絆锟斤拷锟斤拷锟斤拷锟阶诧拷锟斤拷锟绞★拷锟斤拷锟斤拷锟斤拷锟脚诧拷锟斤拷锟斤拷锟斤拷喜锟斤拷O锟斤拷锟斤拷锟斤拷支锟絖锟絆锟斤拷锟斤拷一锟斤拷锟斤拷锟锟斤拷支锟絖锟较达拷锟絆锟叫橫锟斤拷鋼管★拷锟斤拷锟叫盤锟斤拷锟结到锟斤拷锟叫盤锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟叫盤锟侥成憋拷锟斤拷锟酵o拷锟侥讹拷锟斤拷锟叫廣闊碉拷锟叫堬拷前锟斤拷锟斤拷
锟叫盤锟斤拷锟絴:锟斤拷锟杰度低夛拷锟斤拷锟斤拷烯HDPE锟斤拷锟竭聚憋拷烯PP锟缴種锟斤拷注锟杰筹拷锟酵★拷锟絤锟斤拷锟截讹拷:锟斤拷25锟芥~+50锟斤拷锟斤拷
锟紽(xi锟斤拷n)锟节达拷覍锟平锟藉川锟斤拷锟叫盤锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟剿斤拷锟剿吧★拷
锟斤拷锟絇锟剿猴拷锟斤拷
锟斤拷一锟絣锟斤拷锟斤拷知锟斤拷锟紽锟捷撅拷锟絖锟斤拷锟斤拷锟叫盤锟侥冿拷(y锟斤拷u)锟斤拷锟斤拷锟斤拷些锟斤拷
锟斤拷一锟絣锟斤拷锟絇锟斤拷锟紽锟斤拷PE锟斤拷锟睫碉拷锟斤拷途锟斤拷B