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锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较存儲(ch锟斤拷)锟斤拷锟絓(y锟斤拷n)輸?sh锟斤拷)锟斤拷斜P锟斤拷锟絞(sh锟斤拷)锟絀(l锟斤拷ng)锟津，帮拷锟斤拷锟斤拷锟斤拷支锟絖锟斤拷支锟絖一锟絯锟絆(sh锟斤拷)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(sh锟斤拷)锟斤拷锟接ｏ拷支锟絖锟絆(sh锟斤拷)锟斤拷锟斤拷一锟斤拷(du锟斤拷)锟斤拷祝锟街э拷_锟较达拷锟絆(sh锟斤拷)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(qi锟斤拷ng)锟饺ｏ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(ch锟斤拷ng)前锟斤拷锟斤拷
锟叫盤锟斤拷锟絴(zh锟斤拷):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(y锟斤拷ng)锟截讹拷:锟斤拷25锟芥～+50锟芥。
锟紽(xi锟斤拷n)锟节达拷覍锟(du锟斤拷)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
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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(sh锟斤拷)锟斤拷锟斤拷些锟斤拷