膠帶輸送機價格_膠帶輸送機批發_膠帶輸送機生產廠家_中國農機總網
膠(jiao)帶(dai)輸送(song)機(ji)(ji)頻道提供海量的(de)膠(jiao)帶(dai)輸送(song)機(ji)(ji)批發供應、膠(jiao)帶(dai)輸送(song)機(ji)(ji)經銷商(shang)及(ji)制造商(shang)信息,為您(nin)提供全面的(de)膠(jiao)帶(dai)輸送(song)機(ji)(ji)價格參考和在線洽(qia)談的(de)機(ji)(ji)會,的(de)膠(jiao)帶(dai)輸送(song)機(ji)(ji)報價盡在中國農機(ji)(ji)。
膠帶輸送機膠帶輸送機價格報價-中國供應商
中(zhong)國(guo)供應商免(mian)費提供各類膠帶(dai)輸送機(ji)(ji)供應信息(xi),您也可以(yi)在(zai)這里免(mian)費展示銷(xiao)售(shou)膠帶(dai)輸送機(ji)(ji),更(geng)有(you)機(ji)(ji)會把您的膠帶(dai)輸送機(ji)(ji)產品通過各類行(xing)業展會展示給需求方!膠帶(dai)輸送機(ji)(ji)商機(ji)(ji)盡在(zai)。
膠帶輸送機膠帶的選型與應用_百度文庫
您是不是要找:系列(lie)膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)膠(jiao)(jiao)(jiao)(jiao)飼料膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)礦(kuang)用膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)型號(hao)伸縮(suo)膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)配件膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)輥筒膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)制造裙邊膠(jiao)(jiao)(jiao)(jiao)帶(dai)(dai)(dai)輸(shu)(shu)送(song)(song)(song)(song)機(ji)(ji)。
帶式輸送機_百度百科
膠帶(dai)(dai)(dai)輸送機(ji)(ji)全系(xi)數動載荷膠帶(dai)(dai)(dai)機(ji)(ji)膠帶(dai)(dai)(dai)接頭煤炭科學(xue)研究總院(yuan)膠帶(dai)(dai)(dai)鋼(gang)絲繩露天(tian)煤礦發展趨勢(shi)鋼(gang)繩結構。
膠帶輸送機_膠帶輸送機價格_膠帶輸送機廠家_第1頁_世界工廠網
(組長)蓋章一(yi)、項目基本情況申請獎種專業分類項目名(ming)稱(cheng)膠帶輸送(song)機(ji)膠帶的選(xuan)型(xing)與選(xuan)用主題詞膠帶輸送(song)機(ji)膠帶選(xuan)型(xing)切(qie)割應用完成(cheng)單位古書院(yuan)礦機(ji)電。
膠帶輸送機膠帶的安全系數-《露天采煤技術》1994年04期
膠(jiao)帶輸送(song)機(ji)(ji)包輸送(song)機(ji)(ji)膠(jiao)帶輸移動式(shi)膠(jiao)帶輸大傾(qing)角膠(jiao)帶輸固定式(shi)膠(jiao)帶輸膠(jiao)帶產品有斗式(shi)提(ti)升機(ji)(ji)、鏈(lian)式(shi)輸送(song)機(ji)(ji)、螺(luo)旋輸送(song)機(ji)(ji)、空氣輸送(song)斜(xie)槽、皮帶輸送(song)機(ji)(ji)、刮板。
膠帶輸送機,食品膠帶輸送機,上海昱音機械有限公司
商家(jia):青(qing)島(dao)雙(shuang)虎輸送(song)(song)設備有限公(gong)司更新(xin)日期:2011-03-2009:37聯系商家(jia)瀏(liu)覽相冊山東(dong)青(qing)島(dao)面議普通商家(jia)皮帶(dai)式(shi)輸送(song)(song)機膠(jiao)帶(dai)輸送(song)(song)機帶(dai)式(shi)輸送(song)(song)機品牌:恒生(sheng)機械。
膠帶輸送機膠帶的選型與應用-豆丁網
上海機(ji)(ji)(ji)械(xie)制(zhi)造有限(xian)公司(si)供(gong)應膠(jiao)帶(dai)輸(shu)(shu)送機(ji)(ji)(ji)膠(jiao)帶(dai)輸(shu)(shu)送機(ji)(ji)(ji)、膠(jiao)帶(dai)輸(shu)(shu)送機(ji)(ji)(ji)。我(wo)公司(si)生產的膠(jiao)帶(dai)輸(shu)(shu)送機(ji)(ji)(ji)能夠(gou)經濟而有效地輸(shu)(shu)送各種物(wu)料。在工業(ye)生產中(zhong),皮(pi)帶(dai)輸(shu)(shu)送機(ji)(ji)(ji)可用(yong)作生產機(ji)(ji)(ji)械(xie)設備。
膠帶輸送機圖片,膠帶輸送機樣板圖_山西龍舟輸送機械有限公司
河南省重(zhong)工科技有限公司,提供(gong)多種型號的(de)膠(jiao)帶輸(shu)(shu)送(song)(song)機(ji),廠家直接供(gong)貨價格優勢明顯,皮帶輸(shu)(shu)送(song)(song)機(ji),膠(jiao)帶輸(shu)(shu)送(song)(song)機(ji)適用于輸(shu)(shu)送(song)(song)堆積密度小于1.67/噸/立方米,易于掏取(qu)的(de)粉狀。
膠帶輸送機_膠帶輸送機價格_膠帶輸送機廠家-第2頁-九正建材網
膠(jiao)帶(dai)輸(shu)送(song)(song)(song)(song)機(ji)促銷價,膠(jiao)帶(dai)輸(shu)送(song)(song)(song)(song)機(ji)廠家(jia)行情等信息盡在億(yi)商網(wang)。輸(shu)送(song)(song)(song)(song)機(ji)又稱皮帶(dai)、膠(jiao)帶(dai)輸(shu)送(song)(song)(song)(song)機(ji),我(wo)公司生產的皮帶(dai)輸(shu)送(song)(song)(song)(song)機(ji)具有輸(shu)送(song)(song)(song)(song)量(liang)大(da)、結構簡單、維(wei)修方便(bian)、部件(jian)標準(zhun)化等。
膠帶輸送機膠帶輸送機
河南(nan)紅xing礦山(shan)機器有限公司(si)提供多種(zhong)型號的膠(jiao)帶輸(shu)(shu)送(song)(song)機,廠家(jia)直接供貨價格(ge)優(you)勢明顯,本公司(si)提供的膠(jiao)帶輸(shu)(shu)送(song)(song)機,膠(jiao)帶輸(shu)(shu)送(song)(song)機膠(jiao)帶輸(shu)(shu)送(song)(song)機:膠(jiao)帶輸(shu)(shu)送(song)(song)機也被稱(cheng)為帶式輸(shu)(shu)送(song)(song)機。
膠帶輸送機價格_膠帶輸送機廠家-網絡114
膠帶(dai)輸送(song)機是(shi)糧(liang)(liang)庫物料輸送(song)的必備設備,TDSL型(xing)為散包兩用型(xing),TDSQ型(xing)為散糧(liang)(liang)專(zhuan)用型(xing)升降糧(liang)(liang)食(shi)裝(zhuang)倉機糧(liang)(liang)食(shi)裝(zhuang)倉機裝(zhuang)車輸送(song)機裝(zhuang)車輸送(song)機膠帶(dai)輸送(song)機膠帶(dai)輸送(song)機。
膠帶輸送機_膠帶輸送機促銷_膠帶輸送機廠家_河南省通世機械設備
中國(guo)膠帶(dai)(dai)輸(shu)送機網是買(mai)賣(mai)機械(xie)網推出的匯集(ji)中國(guo)膠帶(dai)(dai)輸(shu)送機相關產品信息的頻道(dao),包括采購膠帶(dai)(dai)輸(shu)送機,供應膠帶(dai)(dai)輸(shu)送機及膠帶(dai)(dai)輸(shu)送機生產廠(chang)家所發布的膠帶(dai)(dai)輸(shu)送機產品,將成為(wei)。
膠帶輸送機_膠帶輸送機價格_膠帶輸送機廠家_河南紅xing礦山機器
膠帶(dai)輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)產(chan)(chan)品(pin)您(nin)還可以找:小型輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)帶(dai)式輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)爬(pa)坡(po)輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)皮帶(dai)輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)移動輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)上海輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)裝車輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)懸掛輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)滾筒輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)刮板(ban)輸(shu)(shu)送(song)(song)機(ji)(ji)(ji)(ji)優(you)質產(chan)(chan)品(pin)。
膠帶輸送機-膠帶輸送機-河北偉業輸送機械有限公司-產品庫-無憂
阿里巴(ba)巴(ba)為您找到2672條關于膠帶輸送機生產(chan)商的(de)工商注冊年份、員工人數、年營業額、信用(yong)記(ji)錄(lu)、主營產(chan)品、相關膠帶輸送機產(chan)品的(de)供求信息、交(jiao)易(yi)記(ji)錄(lu)等企業詳情。您還可以。
中國膠帶輸送機網_膠帶輸送機專題網_買賣機械網(MaiJx.)_全球
中華機(ji)(ji)械(xie)網-供(gong)應(ying)膠帶(dai)輸(shu)(shu)(shu)送(song)(song)機(ji)(ji),這里是供(gong)應(ying)膠帶(dai)輸(shu)(shu)(shu)送(song)(song)機(ji)(ji)的詳(xiang)細頁(ye)面:帶(dai)式輸(shu)(shu)(shu)送(song)(song)機(ji)(ji)是一種(zhong)利用(yong)連續而具有撓性(xing)的輸(shu)(shu)(shu)送(song)(song)帶(dai)不停地(di)運轉來輸(shu)(shu)(shu)送(song)(song)物料的輸(shu)(shu)(shu)送(song)(song)機(ji)(ji)。它結構簡(jian)單,便于維修,。
膠帶輸送機批發_膠帶輸送機價格_膠帶輸送機廠家輸送機-中國
江蘇常州供(gong)(gong)貨(huo)商,江蘇省(sheng)溧陽市(shi)廣源風(feng)機機械有限公司供(gong)(gong)應膠(jiao)帶輸送機擁(yong)有大量供(gong)(gong)應系(xi)列產品,提(ti)供(gong)(gong)價格查詢、批發等(deng)業務(wu),歡(huan)迎來(lai)電洽(qia)談(tan)..(該信息來(lai)自一(yi)呼百應B2B。
膠帶輸送機公司_膠帶輸送機廠家/批發/供應商-阿里巴巴公司黃頁
無憂交易網(wang)膠(jiao)帶輸(shu)送(song)機批發(fa)市場是中國專業的(de)(de)膠(jiao)帶輸(shu)送(song)機價格指數發(fa)布市場,大(da)量優質廠家實時每天提供的(de)(de)膠(jiao)帶輸(shu)送(song)機價格報價信息,廠家免費發(fa)布產品,坐(zuo)等訂單(dan)上門(men)。
膠帶輸送機-供應膠帶輸送機-中華機械網
搜(sou)了網(wang)-膠(jiao)(jiao)帶(dai)輸(shu)(shu)送(song)機,,膠(jiao)(jiao)帶(dai)輸(shu)(shu)送(song)機,這(zhe)里云(yun)集了眾(zhong)多的(de)供(gong)應商,采購商,制(zhi)造商。這(zhe)是膠(jiao)(jiao)帶(dai)輸(shu)(shu)送(song)機的(de)詳細頁面。DT-Ⅱ型(xing)膠(jiao)(jiao)帶(dai)輸(shu)(shu)送(song)機DTII型(xing)膠(jiao)(jiao)帶(dai)機屬通用型(xing)系(xi)列產品,輸(shu)(shu)送(song)物料。
輸送機_膠帶輸送機_皮帶輸送機_膠帶輸送機
膠(jiao)(jiao)帶(dai)(dai)(dai)輸送(song)(song)機(ji)型號礦用(yong)膠(jiao)(jiao)帶(dai)(dai)(dai)輸送(song)(song)機(ji)膠(jiao)(jiao)帶(dai)(dai)(dai)輸送(song)(song)機(ji)膠(jiao)(jiao)帶(dai)(dai)(dai)輸送(song)(song)機(ji)型號礦用(yong)膠(jiao)(jiao)帶(dai)(dai)(dai)輸送(song)(song)機(ji)膠(jiao)(jiao)帶(dai)(dai)(dai)輸送(song)(song)機(ji)DY型移(yi)動式膠(jiao)(jiao)帶(dai)(dai)(dai)輸送(song)(song)機(ji),主要適用(yong)于建筑(zhu)工地、礦山、采石(shi)場、車站、港口(kou)、倉庫。
膠帶輸送機膠帶的選型與應用-采礦施工-道客巴巴
慧聰網膠帶(dai)(dai)輸送機(ji)產(chan)品庫(ku)廠家(jia)欄(lan)目,提(ti)供(gong)豐富(fu)的(de)膠帶(dai)(dai)輸送機(ji)廠家(jia)、膠帶(dai)(dai)輸送機(ji)供(gong)應商(shang)、膠帶(dai)(dai)輸送機(ji)代理商(shang)的(de)詳細資料(liao),可(ke)以通(tong)過(guo)這里查詢到經過(guo)篩選(xuan)的(de)優質膠帶(dai)(dai)輸送機(ji)廠家(jia),通(tong)過(guo)。
膠帶輸送機_膠帶輸送機供貨商_供應膠帶輸送機_膠帶輸送機價格_
膠帶輸(shu)(shu)送(song)機(ji)說明:TDSLTDSQ系(xi)列移動式膠帶輸(shu)(shu)送(song)機(ji)是糧(liang)庫物料輸(shu)(shu)送(song)的必備設備,TDSL型為散包兩用型,TDSQ型為散糧(liang)專(zhuan)用型。技術參數:輸(shu)(shu)送(song)量(liang):50T/h規格:8米、10米。
膠帶輸送機_膠帶輸送機價格_膠帶輸送機批發_第1頁_無憂交易
膠(jiao)帶(dai)輸(shu)送(song)(song)機(ji),膠(jiao)帶(dai)輸(shu)送(song)(song)機(ji)主要由機(ji)架(jia)、輸(shu)送(song)(song)皮帶(dai)、皮帶(dai)輥(gun)筒、張緊裝置(zhi)、傳動裝置(zhi)等組成(cheng)。膠(jiao)帶(dai)輸(shu)送(song)(song)機(ji)機(ji)身采用優質鋼板(ban)連(lian)接而。
膠帶輸送機價格_膠帶輸送機_江蘇徐州市膠帶輸送機生產供應商_盡在
很榮幸為您推薦膠(jiao)(jiao)帶輸送(song)(song)機(ji),膠(jiao)(jiao)帶輸送(song)(song)機(ji)廠家(jia),膠(jiao)(jiao)帶輸送(song)(song)機(ji),膠(jiao)(jiao)帶輸送(song)(song)機(ji)廠家(jia)是鄭州船舶焊(han)材設備有限公司的產(chan)品之一,如果您有什(shen)么(me)需(xu)求或(huo)建議的話請(qing)聯系我們(men),電(dian)話:。
膠帶輸送機型號-膠帶輸送機型號價格-膠帶輸送機型號廠家-環球
黃(huang)頁(ye)88膠(jiao)(jiao)(jiao)(jiao)帶輸(shu)送(song)機(ji)網(wang)提(ti)供膠(jiao)(jiao)(jiao)(jiao)帶輸(shu)送(song)機(ji)價格(ge),膠(jiao)(jiao)(jiao)(jiao)帶輸(shu)送(song)機(ji)多(duo)少錢,膠(jiao)(jiao)(jiao)(jiao)帶輸(shu)送(song)機(ji)批發,膠(jiao)(jiao)(jiao)(jiao)帶輸(shu)送(song)機(ji)廠(chang)家介(jie)紹,膠(jiao)(jiao)(jiao)(jiao)帶輸(shu)送(song)機(ji)供應等大量信息。
膠帶輸送機_膠帶輸送機廠家_膠帶輸送機廠商聯系方式_慧聰網產品庫
供(gong)應(ying)小型(xing)輸(shu)送(song)機(ji)(ji)(ji)(ji)皮帶(dai)(dai)輸(shu)送(song)機(ji)(ji)(ji)(ji)皮帶(dai)(dai)機(ji)(ji)(ji)(ji)膠帶(dai)(dai)輸(shu)送(song)機(ji)(ji)(ji)(ji)上(shang)料(liao)(liao)皮帶(dai)(dai)機(ji)(ji)(ji)(ji)z7供(gong)應(ying)小型(xing)輸(shu)送(song)機(ji)(ji)(ji)(ji)皮帶(dai)(dai)輸(shu)送(song)機(ji)(ji)(ji)(ji)皮帶(dai)(dai)機(ji)(ji)(ji)(ji)膠帶(dai)(dai)輸(shu)送(song)機(ji)(ji)(ji)(ji)上(shang)料(liao)(liao)皮帶(dai)(dai)機(ji)(ji)(ji)(ji)z7[2013/10/12]品(pin)牌:匯眾價格:600。
膠帶輸送機價格|膠帶輸送機型號規格
[導讀]膠帶(dai)輸送機是由撓性(xing)帶(dai)承載(zai)物料的連續輸送設備,而運輸工作對礦井(jing)的正常生產有非常重大(da)的影(ying)響。俊峰(鄭州煤電(dian)股份有限(xian)責任公司(si)告(gao)成煤礦河南登封452477)。
膠帶輸送機_賣膠帶輸送機來叢萊綠茶
黃頁(ye)88網膠帶(dai)輸(shu)送機(ji)產品專題!提供膠帶(dai)輸(shu)送機(ji)價格(ge)/報價信息14367條、收錄膠帶(dai)輸(shu)送機(ji)公司/廠家(jia)421家(jia),還展示豐富的膠帶(dai)輸(shu)送機(ji)圖片、視頻、評論(lun)/討論(lun)、相關搜索、其他關注。
膠帶輸送機,膠帶輸送機廠家
[圖文]專業生產(chan)皮(pi)帶(dai)輸(shu)送(song)機(ji),礦(kuang)用(yong)皮(pi)帶(dai)機(ji),膠(jiao)帶(dai)輸(shu)送(song)機(ji),移動式膠(jiao)帶(dai)輸(shu)送(song)機(ji)的廠家,產(chan)品(pin)已通過ISO9001質量(liang)體系(xi)認證,并獲得國(guo)家名優產(chan)品(pin),省產(chan)品(pin)等榮譽.公司產(chan)品(pin)銷往全(quan)國(guo)各地,并。
膠帶輸送機_膠帶輸送機價格_膠帶輸送機供求信息-機械網
必(bi)聯網膠帶(dai)(dai)輸(shu)送(song)機(ji)(ji)招標(biao)采購頻道每日(ri)更新,提供海量的(de)膠帶(dai)(dai)輸(shu)送(song)機(ji)(ji)招標(biao)采購信息,膠帶(dai)(dai)輸(shu)送(song)機(ji)(ji)招標(biao)公告(gao),膠帶(dai)(dai)輸(shu)送(song)機(ji)(ji)招標(biao)采購商(shang)名單,為您(nin)提供全面的(de)膠帶(dai)(dai)輸(shu)送(song)機(ji)(ji)招標(biao)采購渠道.必(bi)。
膠帶輸送機,膠帶輸送機產品,膠帶輸送機供應信息,制造商
膠(jiao)帶輸(shu)(shu)送機(ji)介(jie)紹皮(pi)帶輸(shu)(shu)送機(ji),膠(jiao)帶輸(shu)(shu)送機(ji)適(shi)用于輸(shu)(shu)送堆(dui)積(ji)密度小于1.67/噸(dun)/立方(fang)米,易于掏取的粉狀(zhuang)(zhuang)、粒狀(zhuang)(zhuang)、小塊狀(zhuang)(zhuang)的低磨(mo)琢性物料及(ji)袋(dai)裝物料,如煤(mei)、碎石、砂(sha)、水泥。
煤礦膠帶輸送機膠帶跑偏原因及措施探討-中國期刊網
膠(jiao)帶輸(shu)送(song)機按(an)鈕(niu)按(an)鈕(niu)分享收藏商(shang)(shang)品(pin)信息(xi)商(shang)(shang)家信息(xi)商(shang)(shang)品(pin)評(ping)論(lun)商(shang)(shang)家其他商(shang)(shang)品(pin)聯系方式在(zai)線交易流程規格(ge)參數:商(shang)(shang)品(pin)詳情:優質商(shang)(shang)品(pin)推薦我(wo)也想出現在(zai)這里相關(guan)搜索。
膠帶輸送機-膠帶輸送機價格-膠帶輸送機公司_報價_批發_廠家-
2012年(nian)6月12日-摘要:膠(jiao)帶(dai)(dai)(dai)輸送機的膠(jiao)帶(dai)(dai)(dai)發生縱向(xiang)撕(si)裂(lie)所造(zao)成損失是(shi)巨大的。防止膠(jiao)帶(dai)(dai)(dai)縱向(xiang)撕(si)裂(lie)必須采取綜合防范措施(shi)(shi)。采取有(you)效(xiao)措施(shi)(shi)避免異物(wu)進入(ru)膠(jiao)帶(dai)(dai)(dai)是(shi)關鍵,完善膠(jiao)帶(dai)(dai)(dai)撕(si)裂(lie)保護是(shi)。
皮帶輸送機|礦用皮帶機|膠帶輸送機|移動式膠帶輸送機-河南工程
點擊搜索(suo):輸(shu)送(song)機(ji)(ji)(ji)的生產廠家(jia)點擊搜索(suo):礦(kuang)山(shan)(shan)機(ji)(ji)(ji)械(xie)的生產廠家(jia)采購膠帶(dai)輸(shu)送(song)機(ji)(ji)(ji)膠帶(dai)輸(shu)送(song)機(ji)(ji)(ji)圖片(pian)膠帶(dai)輸(shu)送(song)機(ji)(ji)(ji)供應(ying)廠家(jia)長江(jiang)礦(kuang)山(shan)(shan)河(he)北邢臺長江(jiang)礦(kuang)山(shan)(shan)機(ji)(ji)(ji)械(xie)制造廠是(shi)生產洗煤。
膠帶輸送機_膠帶輸送機招標采購信息|求購信息|招標公告_膠帶
供(gong)應膠(jiao)帶(dai)(dai)輸送機膠(jiao)帶(dai)(dai)輸送機哪(na)里(li)好膠(jiao)帶(dai)(dai)輸送機公司(si)堅持以技術(shu)創新為特色,根據不同用(yong)戶的(de)(de)(de)需要,提供(gong)真正與(yu)用(yong)戶貼身(shen)的(de)(de)(de)高性能且(qie)經(jing)濟實(shi)用(yong)的(de)(de)(de)產品(pin),為用(yong)戶創造長(chang)期效益。公司(si)。