鋼帮拷锟筋惒锟劫徶拷R锟斤拷途-山锟絴锟斤拷锟斤拷鋼管廠锟结供
鋼帮拷蓮锟斤拷锟缴撅拷锟斤拷锟斤拷锟斤拷锟缴忥拷鋼帮拷锟揭(gu锟斤拷)锟斤拷锟皆猴拷锟 * 锟斤拷锟斤拷 * 锟絃锟饺的猴拷锟阶旓拷(sh锟斤拷)锟斤拷示锟斤拷锟斤拷悉锟斤拷锟斤拷锟斤拷锟侥碉拷規(gu锟斤拷)锟斤拷锟斤拷锟节岋拷锟饺猴拷锟絃锟斤拷锟较筹拷锟斤拷锟斤拷锟锟斤拷锟斤拷锟斤拷卟锟斤拷锟斤拷锟斤拷锟斤拷锟锟斤拷锟絧锟劫诧拷锟絤锟斤拷?sh锟斤拷)锟竭咃拷锟斤拷锟斤拷锟锟斤拷锟斤拷锟酵癸拷锟絩锟斤拷锟絘(ch锟斤拷n)品锟缴憋拷锟斤拷锟斤拷十锟斤拷锟斤拷要锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟絰購锟藉、锟斤拷锟侥時锟斤拷锟斤拷锟組锟斤拷锟絰锟矫烇拷a(ch锟斤拷n)品锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷規(gu锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷诙锟斤拷彤a(ch锟斤拷n)品锟斤拷锟絰锟矫接斤拷锟斤拷锟竭的帮拷锟斤拷锟斤拷锟侥時锟斤拷锟斤拷訂購锟斤拷锟竭或倍尺的猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟阶材碉拷锟斤拷锟较凤拷锟斤拷锟斤拷锟斤拷锟紷锟斤拷锟斤拷甙濉拷锟斤拷牡锟斤拷锟斤拷锟斤拷锟锟斤拷锟斤拷I(y锟斤拷)锟絚锟斤拷I(y锟斤拷)锟絞锟斤拷锟叫業(y锟斤拷)锟絚锟叫業(y锟斤拷)锟絞邊锟斤拷锟斤拷锟较的讹拷锟斤拷锟斤拷锟锟斤拷也锟角憋拷锟斤拷锟絗锟紺锟斤拷锟斤拷卟锟斤拷锟斤拷锟斤拷锟斤拷剩锟斤拷锟(ji锟斤拷)锟絪锟斤拷锟较碉拷锟斤拷效锟斤拷锟斤拷锟斤拷锟斤拷站锟斤拷要锟絘(ch锟斤拷n)品锟叫ｏ拷锟竭撅拷锟杰無锟絧鋼癸拷锟斤拷小锟节忥拷锟斤拷锟杰癸拷锟斤拷山锟絴锟斤拷锟斤拷鋼管廠锟斤拷锟侥城撅拷锟斤拷鋼管廠锟斤拷锟斤拷锟斤拷尉锟斤拷軣o锟絧鋼癸拷锟斤拷锟斤拷軋锟斤拷锟杰無锟絧鋼癸拷锟斤拷
鋼帮拷锟斤拷一锟絅锟斤拷锟斤拷群捅锟斤拷锟絜锟斤拷锟杰达拷谋锟狡戒摬锟锟斤拷锟斤拷锟斤拷葹锟介薄鋼帮拷 ( 锟斤拷锟 <= 4 锟斤拷锟斤拷 ) 锟酵猴拷鋼帮拷 ( 锟斤拷锟 > 4 锟斤拷锟斤拷 ) 锟节岋拷锟紿锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷锟斤拷锟斤拷锟 <= 20 锟斤拷锟斤拷 锟斤拷鋼帮拷Q锟斤拷锟叫帮拷锟斤拷锟斤拷锟 >20 -60 锟斤拷锟斤拷 锟斤拷鋼帮拷Q锟斤拷锟斤拷锟斤拷锟斤拷锟 > 60 锟斤拷锟斤拷 锟斤拷鋼帮拷Q锟斤拷锟截猴拷澹拷y(t锟斤拷ng)锟絈锟斤拷锟叫猴拷鋼帮拷锟斤拷
锟斤拷锟饺憋拷锟絕小锟斤拷锟絃锟饺猴拷锟絃锟斤拷鋼帮拷锟斤拷锟絈锟介帶鋼帮拷锟斤拷锟叫烇拷一锟斤拷锟斤拷锟斤拷锟斤拷品锟絅锟斤拷 鋼帮拷锟叫很达拷母锟斤拷w锟酵帮拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟锟斤拷苫锟絯锟斤拷锟斤拷锟皆硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵癸拷锟斤拷锟斤拷锟絙锟斤拷锟斤拷锟斤拷車車锟斤拷锟斤拷锟斤拷車锟解殼锟斤拷锟斤拷锟絀(y锟斤拷)锟絫锟侥氾拷锟絯锟饺ｏ拷锟缴帮拷使锟斤拷要锟斤拷锟組锟叫硷拷锟斤拷锟絚锟組锟斤拷锟斤拷锟狡成革拷锟絅锟結(ji锟斤拷)锟斤拷锟斤拷锟酵機械锟斤拷锟斤拷锟竭锟斤拷锟狡成猴拷锟斤拷锟斤拷锟锟斤拷锟組一锟斤拷锟経锟斤拷鋼帮拷锟绞癸拷梅锟斤拷锟;锟斤拷锟斤拷锟組锟叫忥拷锟斤拷锟酵沖锟斤拷锟斤拷锟斤拷锟斤拷锟狡筹拷鍋爐锟斤拷锟斤拷锟斤拷锟斤拷锟絖锟斤拷锟斤拷車锟解殼锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷還锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷鋼管★拷锟戒彎锟斤拷鋼碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絚锟斤拷使鋼材匡拷锟絘(ch锟斤拷n)锟斤拷锟斤拷 50% 锟斤拷锟较★拷锟揭囷拷锟斤拷锟絤锟斤拷锟斤拷規(gu锟斤拷)锟锟斤拷锟斤拷锟斤拷锟斤拷O锟斤拷锟斤拷要锟斤拷锟絕去锟斤拷锟絀(y锟斤拷)锟絘(ch锟斤拷n)品锟酵高檔锟斤拷锟斤拷锟斤拷锟組品锟斤拷锟斤拷鋼帮拷锟揭拷蠹眲锟斤拷锟斤拷L锟斤拷锟斤拷锟絤锟斤拷锟斤拷锟轿勢發(f锟斤拷)展锟斤拷锟斤拷要锟斤拷锟斤拷些锟斤拷锟揭囷拷鋼帮拷锟斤拷锟斤拷a(ch锟斤拷n)也锟斤拷锟剿很达拷l(f锟斤拷)展锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷鋼碉拷一锟斤拷锟斤拷锟組锟斤拷鋼帮拷锟斤拷锟絘(ch锟斤拷n)锟角革拷锟斤拷I(y锟斤拷)锟斤拷