青海手車式真空斷路器哪種好
真(zhen)空斷(duan)路器工作原理(li)“真(zhen)空斷(duan)路器”因其(qi)滅(mie)弧(hu)介(jie)質和滅(mie)弧(hu)后觸頭間(jian)(jian)隙的(de)(de)(de)(de)絕(jue)緣介(jie)質都是真(zhen)空而(er)得名(ming),其(qi)具有體積孝重(zhong)量輕、適用(yong)(yong)于(yu)(yu)頻繁(fan)操作、滅(mie)弧(hu)不用(yong)(yong)檢修(xiu)的(de)(de)(de)(de)優點(dian),因此(ci)在(zai)配電(dian)(dian)網中應用(yong)(yong)較為普(pu)及。1、陰極(ji)(ji)引(yin)起的(de)(de)(de)(de)擊(ji)(ji)穿(chuan):在(zai)強電(dian)(dian)場(chang)下,由于(yu)(yu)場(chang)發(fa)射電(dian)(dian)流的(de)(de)(de)(de)焦耳發(fa)熱效應,使陰極(ji)(ji)表面(mian)突(tu)出物的(de)(de)(de)(de)溫(wen)度升高,當溫(wen)度達到臨界點(dian)時(shi),突(tu)出物熔化產生蒸汽引(yin)起擊(ji)(ji)穿(chuan)。2、陽(yang)(yang)極(ji)(ji)引(yin)起的(de)(de)(de)(de)擊(ji)(ji)穿(chuan):由于(yu)(yu)陰極(ji)(ji)發(fa)射的(de)(de)(de)(de)電(dian)(dian)子束,轟擊(ji)(ji)陽(yang)(yang)極(ji)(ji)使某(mou)點(dian)發(fa)熱產生熔化和蒸汽而(er)發(fa)生間(jian)(jian)隙擊(ji)(ji)穿(chuan)。產生陽(yang)(yang)極(ji)(ji)引(yin)起擊(ji)(ji)穿(chuan)的(de)(de)(de)(de)條件與電(dian)(dian)場(chang)提高系數和間(jian)(jian)隙距離有關。真(zhen)空斷(duan)路器設備,就選浙江(jiang)豫峰電(dian)(dian)氣有限公(gong)司,讓您(nin)滿意(yi),有想法可以來我司咨詢!青(qing)海手車式真(zhen)空斷(duan)路器哪種好
真(zhen)(zhen)(zhen)空斷(duan)路器(qi)(qi)的(de)作(zuo)用有:1、觸頭(tou)開(kai)(kai)(kai)距(ju)小(xiao)(xiao),10KV真(zhen)(zhen)(zhen)空斷(duan)路器(qi)(qi)的(de)觸頭(tou)開(kai)(kai)(kai)距(ju)只有10mm左右,操(cao)作(zuo)機構的(de)操(cao)作(zuo)功就(jiu)小(xiao)(xiao),機械部(bu)分行程小(xiao)(xiao),其(qi)機械壽(shou)命(ming)(ming)就(jiu)長。2、燃弧時間短,且與開(kai)(kai)(kai)關電(dian)(dian)流(liu)大小(xiao)(xiao)無關,一般只有半(ban)周(zhou)波。3、由(you)于疏通在(zai)開(kai)(kai)(kai)斷(duan)電(dian)(dian)流(liu)時磨損量較小(xiao)(xiao),所以觸頭(tou)的(de)電(dian)(dian)氣壽(shou)命(ming)(ming)長,滿(man)容量開(kai)(kai)(kai)斷(duan)達30-50次(ci),額定(ding)電(dian)(dian)流(liu)開(kai)(kai)(kai)斷(duan)達5000次(ci)以上,噪音小(xiao)(xiao)適(shi)于頻繁(fan)操(cao)作(zuo)。4、熄弧后觸頭(tou)間隙介質恢復(fu)速度快,對開(kai)(kai)(kai)斷(duan)近區故障性能(neng)較好。5、體積(ji)孝重量輕,適(shi)用于開(kai)(kai)(kai)斷(duan)容性負荷電(dian)(dian)流(liu)。安徽戶(hu)內高(gao)壓固定(ding)式真(zhen)(zhen)(zhen)空斷(duan)路器(qi)(qi)哪家好真(zhen)(zhen)(zhen)空斷(duan)路器(qi)(qi)設備(bei),就(jiu)選浙(zhe)江(jiang)豫峰電(dian)(dian)氣有限公司(si),讓(rang)您滿(man)意,歡迎新老客戶(hu)來電(dian)(dian)!
真(zhen)(zhen)(zhen)空(kong)(kong)(kong)斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)器作用(yong)(yong)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)器之所以(yi)(yi)在(zai)(zai)電(dian)(dian)力(li)(li)系統中被廣泛應(ying)(ying)用(yong)(yong),這主要得益于真(zhen)(zhen)(zhen)空(kong)(kong)(kong)斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)器作用(yong)(yong),具體(ti)(ti)如(ru)下:1、提(ti)(ti)(ti)高(gao)(gao)(gao)(gao)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)滅(mie)弧(hu)室(shi)絕(jue)緣(yuan)(yuan)耐受能(neng)(neng)(neng)力(li)(li)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)器要向高(gao)(gao)(gao)(gao)電(dian)(dian)壓使(shi)用(yong)(yong)領域(yu)發(fa)展,提(ti)(ti)(ti)高(gao)(gao)(gao)(gao)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)滅(mie)弧(hu)室(shi)斷(duan)(duan)(duan)(duan)(duan)(duan)口(kou)極間(jian)絕(jue)緣(yuan)(yuan)耐受能(neng)(neng)(neng)力(li)(li)。制(zhi)成額(e)定電(dian)(dian)壓較高(gao)(gao)(gao)(gao)的(de)單獨斷(duan)(duan)(duan)(duan)(duan)(duan)口(kou)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)滅(mie)弧(hu)室(shi)的(de)經濟意義是巨大的(de),不但可以(yi)(yi)減少串聯斷(duan)(duan)(duan)(duan)(duan)(duan)口(kou)的(de)數量,而且(qie)能(neng)(neng)(neng)使(shi)斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)器結(jie)構簡(jian)單,從而提(ti)(ti)(ti)高(gao)(gao)(gao)(gao)了設(she)備可靠性,并(bing)使(shi)設(she)備造(zao)價相應(ying)(ying)的(de)降低。2、提(ti)(ti)(ti)高(gao)(gao)(gao)(gao)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)滅(mie)弧(hu)室(shi)內觸(chu)(chu)(chu)(chu)頭(tou)間(jian)耐壓強度(du)(du)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)間(jian)隙(xi)實際擊(ji)穿時,有可能(neng)(neng)(neng)是幾(ji)種(zhong)機理同時發(fa)生(sheng)作用(yong)(yong),而且(qie)擊(ji)穿途徑中總(zong)是有游離(li)氣體(ti)(ti)存在(zai)(zai),這是由施加電(dian)(dian)壓后(hou)產生(sheng)的(de)金(jin)屬蒸汽或觸(chu)(chu)(chu)(chu)頭(tou)釋放了所吸附的(de)氣體(ti)(ti)提(ti)(ti)(ti)供的(de)。在(zai)(zai)使(shi)用(yong)(yong)了真(zhen)(zhen)(zhen)空(kong)(kong)(kong)斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)器之后(hou),就(jiu)能(neng)(neng)(neng)提(ti)(ti)(ti)高(gao)(gao)(gao)(gao)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)滅(mie)弧(hu)室(shi)觸(chu)(chu)(chu)(chu)頭(tou)間(jian)隙(xi)的(de)耐壓性能(neng)(neng)(neng)。3、提(ti)(ti)(ti)高(gao)(gao)(gao)(gao)開斷(duan)(duan)(duan)(duan)(duan)(duan)電(dian)(dian)流后(hou)觸(chu)(chu)(chu)(chu)頭(tou)極間(jian)的(de)絕(jue)緣(yuan)(yuan)恢(hui)(hui)復(fu)(fu)速度(du)(du)在(zai)(zai)使(shi)用(yong)(yong)了真(zhen)(zhen)(zhen)空(kong)(kong)(kong)斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)器之后(hou),通常斷(duan)(duan)(duan)(duan)(duan)(duan)路(lu)(lu)開斷(duan)(duan)(duan)(duan)(duan)(duan)電(dian)(dian)流成功(gong)的(de)關鍵在(zai)(zai)于電(dian)(dian)弧(hu)電(dian)(dian)流過零后(hou),觸(chu)(chu)(chu)(chu)頭(tou)間(jian)隙(xi)絕(jue)緣(yuan)(yuan)恢(hui)(hui)復(fu)(fu)速度(du)(du)快于觸(chu)(chu)(chu)(chu)頭(tou)間(jian)隙(xi)間(jian)的(de)暫態恢(hui)(hui)復(fu)(fu)電(dian)(dian)壓速度(du)(du),就(jiu)不會發(fa)生(sheng)重燃情況而達(da)到(dao)成功(gong)開斷(duan)(duan)(duan)(duan)(duan)(duan)。
真空斷路器(qi)的主要應用場景
真(zhen)空(kong)(kong)斷路(lu)(lu)(lu)器(qi)(qi)的(de)(de)(de)應(ying)用(yong)(yong)(yong)場景真(zhen)空(kong)(kong)斷路(lu)(lu)(lu)器(qi)(qi)在電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)系統(tong)(tong)中(zhong)被廣泛應(ying)用(yong)(yong)(yong),包(bao)括(kuo)以(yi)下場景:1. 作為高電(dian)(dian)(dian)(dian)(dian)壓(ya)電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)設(she)備,真(zhen)空(kong)(kong)斷路(lu)(lu)(lu)器(qi)(qi)廣泛應(ying)用(yong)(yong)(yong)于(yu)電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)系統(tong)(tong)中(zhong)的(de)(de)(de)互(hu)感器(qi)(qi)干擾(rao)消除、分段隔離、相序(xu)保護等方面。2. 作為發電(dian)(dian)(dian)(dian)(dian)廠、變電(dian)(dian)(dian)(dian)(dian)站、電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)中(zhong)心等電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)設(she)施(shi),可(ke)被用(yong)(yong)(yong)于(yu)自動化系統(tong)(tong)、安全控(kong)制系統(tong)(tong)、通信(xin)系統(tong)(tong)等。3. 可(ke)被用(yong)(yong)(yong)于(yu)礦山、工(gong)廠、機場、港口等場所(suo)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)供(gong)(gong)(gong)應(ying)與控(kong)制系統(tong)(tong)。它可(ke)以(yi)提供(gong)(gong)(gong)電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)供(gong)(gong)(gong)應(ying),監(jian)控(kong)、維(wei)護電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)系統(tong)(tong)的(de)(de)(de)工(gong)作狀態。真(zhen)空(kong)(kong)斷路(lu)(lu)(lu)器(qi)(qi)在現代電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)系統(tong)(tong)中(zhong)扮(ban)演著重要的(de)(de)(de)角色(se),不僅能夠保護和控(kong)制電(dian)(dian)(dian)(dian)(dian)路(lu)(lu)(lu),還具有高速(su)分斷、可(ke)靠性好等優點,為電(dian)(dian)(dian)(dian)(dian)力(li)(li)(li)系統(tong)(tong)的(de)(de)(de)安全和穩定運行(xing)提供(gong)(gong)(gong)了保障。浙江豫峰電(dian)(dian)(dian)(dian)(dian)氣有限公(gong)司致(zhi)力(li)(li)(li)于(yu)提供(gong)(gong)(gong)真(zhen)空(kong)(kong)斷路(lu)(lu)(lu)器(qi)(qi)設(she)備,有需(xu)求可(ke)以(yi)來電(dian)(dian)(dian)(dian)(dian)咨詢(xun)!
高壓真空斷路器的(de)作業(ye)
在電(dian)(dian)網(wang)運(yun)(yun)行(xing)(xing)(xing)中(zhong)不免會遇到一些(xie)事故(gu),在發生事故(gu)以(yi)(yi)后,可(ke)以(yi)(yi)與線路保護裝置合作,迅速切斷(duan)(duan)事故(gu)點,保證除事故(gu)以(yi)(yi)外的(de)線路能夠(gou)正常運(yun)(yun)行(xing)(xing)(xing),不受事故(gu)影響,從而(er)減少(shao)經濟(ji)損失。電(dian)(dian)網(wang)運(yun)(yun)行(xing)(xing)(xing)中(zhong),為(wei)了避免設備老化,減少(shao)事故(gu)的(de)發生,需要(yao)定期對(dui)各個(ge)設備進行(xing)(xing)(xing)維(wei)護和維(wei)修,高壓真空斷(duan)(duan)路器在維(wei)修時無污染,操作簡單而(er)且使用費用少(shao)、壽命(ming)長,運(yun)(yun)行(xing)(xing)(xing)效果好,保證安全運(yun)(yun)行(xing)(xing)(xing),雖然造價高一些(xie),可(ke)是與同類產品在運(yun)(yun)行(xing)(xing)(xing)中(zhong)檢修次數多,工作量(liang)大等(deng)相比(bi),其(qi)優點更(geng)勝一籌(chou),更(geng)容易滿足社會需要(yao),而(er)作為(wei)電(dian)(dian)網(wang)運(yun)(yun)行(xing)(xing)(xing)和設備更(geng)新中(zhong)優先選(xuan)擇(ze)的(de)產品。浙江豫(yu)峰電(dian)(dian)氣有限公(gong)司致力于提供真空斷(duan)(duan)路器設備,有需要(yao)可(ke)以(yi)(yi)聯系(xi)我司哦!安徽(hui)戶內高壓固定式真空斷(duan)(duan)路器哪家好
真空斷(duan)路器(qi)設備,就(jiu)選浙江(jiang)豫峰電氣有(you)限公司,用戶的信賴(lai)之選,有(you)想法可以(yi)來我(wo)司咨詢!青海手車(che)式(shi)真空斷(duan)路器(qi)哪種好
高(gao)(gao)壓(ya)真(zhen)(zhen)(zhen)空(kong)(kong)斷(duan)(duan)路(lu)器就(jiu)是(shi)利用真(zhen)(zhen)(zhen)空(kong)(kong)作為絕緣和(he)滅弧的(de)(de)(de)斷(duan)(duan)路(lu)器,它的(de)(de)(de)組(zu)成部分有:真(zhen)(zhen)(zhen)空(kong)(kong)滅弧室,操作機(ji)構(gou)(有電磁操作機(ji)構(gou)和(he)彈簧操作機(ji)構(gou)兩種(zhong)方(fang)式)以及(ji)支架及(ji)其他(ta)部分。因(yin)為有體積小,污(wu)染(ran)少,操作方(fang)便等一些優點(dian),而且(qie)提高(gao)(gao)觸頭(tou)開(kai)斷(duan)(duan)能力,減少觸頭(tou)損傷,可(ke)靠性高(gao)(gao),所(suo)以在(zai)電網構(gou)建中使用比較普遍,在(zai)運行(xing)過程中起到控制和(he)保護高(gao)(gao)壓(ya)設(she)備的(de)(de)(de)作用。在(zai)這個經濟發展迅速,人(ren)們在(zai)追求生活質量提高(gao)(gao)的(de)(de)(de)同時,對于(yu)用電量的(de)(de)(de)需求也在(zai)不斷(duan)(duan)增加,為了提高(gao)(gao)電量質量,同時也減少因(yin)為高(gao)(gao)負荷而停電帶來不必要的(de)(de)(de)損失,高(gao)(gao)壓(ya)真(zhen)(zhen)(zhen)空(kong)(kong)斷(duan)(duan)路(lu)器用于(yu)電網中可(ke)以切斷(duan)(duan)或是(shi)接通正常運行(xing)中的(de)(de)(de)電路(lu);青海手車式真(zhen)(zhen)(zhen)空(kong)(kong)斷(duan)(duan)路(lu)器哪種(zhong)好
本文來自廣東匯海隆企(qi)業(ye)集團有限公(gong)司(si)://dd72.cn/Article/63b499932.html
上海國(guo)產包裝機生產廠家
立式(shi)包(bao)(bao)(bao)裝(zhuang)機是(shi)一(yi)種高效的(de)包(bao)(bao)(bao)裝(zhuang)設備,它不僅能(neng)夠省時省力,還能(neng)夠靈活調整,滿(man)(man)足(zu)不同(tong)包(bao)(bao)(bao)裝(zhuang)需求(qiu)。在傳(chuan)統的(de)手工包(bao)(bao)(bao)裝(zhuang)過程中,往(wang)往(wang)難(nan)以滿(man)(man)足(zu)不同(tong)產品的(de)包(bao)(bao)(bao)裝(zhuang)需求(qiu),而立式(shi)包(bao)(bao)(bao)裝(zhuang)機的(de)出現改變了這一(yi)情況。立式(shi)包(bao)(bao)(bao)裝(zhuang)機具有靈活調整的(de) 。
倉(cang)庫(ku)雨(yu)棚的(de)結構通常非常穩(wen)定,能(neng)夠長時(shi)間使用(yong)(yong)而(er)不需(xu)要頻繁維修。倉(cang)庫(ku)雨(yu)棚的(de)設計和生產都需(xu)要經過嚴格的(de)測試(shi)和檢驗,以確保其結構穩(wen)固、安全可(ke)靠。首先(xian),倉(cang)庫(ku)雨(yu)棚的(de)支撐(cheng)結構通常采(cai)用(yong)(yong)鋼材(cai)或鋁合金材(cai)料,具有較好的(de)承(cheng)載 。
斷路(lu)器(qi)的(de)輔助觸(chu)(chu)點(dian)(dian)(dian)是與主(zhu)要觸(chu)(chu)點(dian)(dian)(dian)主(zhu)觸(chu)(chu)點(dian)(dian)(dian))相配合的(de)附加觸(chu)(chu)點(dian)(dian)(dian),通(tong)常(chang)位于(yu)斷路(lu)器(qi)的(de)控制電路(lu)中。這些輔助觸(chu)(chu)點(dian)(dian)(dian)不(bu)直接用于(yu)電流的(de)中斷,而(er)是用于(yu)提供額(e)外的(de)電氣接點(dian)(dian)(dian),以進行監測、控制、信(xin)號(hao)傳遞(di)或其他輔助功(gong)能。輔助觸(chu)(chu)點(dian)(dian)(dian)通(tong)過(guo)連 。
演(yan)(yan)繹透明(ming)之美(mei)——上(shang)(shang)海(hai)月(yue)航亞(ya)克(ke)(ke)力(li)(li)制品(pin)有限公司的(de)亞(ya)克(ke)(ke)力(li)(li)加工技術在五彩斑斕的(de)世界里(li),有一種美(mei)總(zong)是讓人眼前一亮——那就是透明(ming)。上(shang)(shang)海(hai)月(yue)航亞(ya)克(ke)(ke)力(li)(li)制品(pin)有限公司的(de)亞(ya)克(ke)(ke)力(li)(li)加工技術,將為(wei)你演(yan)(yan)繹這(zhe)種美(mei)。作為(wei)一家(jia)專業的(de)亞(ya)克(ke)(ke)力(li)(li) 。
裝(zhuang)(zhuang)(zhuang)修裝(zhuang)(zhuang)(zhuang)潢(huang)的(de)預算因(yin)多種因(yin)素(su)而異(yi),包(bao)括裝(zhuang)(zhuang)(zhuang)修風格、材(cai)料(liao)(liao)選(xuan)擇、施工周期、地域差異(yi)等。因(yin)此,很難給(gei)出一(yi)個具體(ti)的(de)數字。但是(shi),以(yi)下是(shi)一(yi)些影響裝(zhuang)(zhuang)(zhuang)修裝(zhuang)(zhuang)(zhuang)潢(huang)預算的(de)主(zhu)要因(yin)素(su):材(cai)料(liao)(liao)選(xuan)擇:材(cai)料(liao)(liao)的(de)選(xuan)擇是(shi)裝(zhuang)(zhuang)(zhuang)修裝(zhuang)(zhuang)(zhuang)潢(huang)預算中非常重要的(de)一(yi)部 。
很多(duo)人在秋天(tian)和冬天(tian)的(de)時候(hou),都(dou)會出現(xian)手腳冰(bing)冷(leng)(leng)(leng)的(de)情況,這讓人感覺非常(chang)的(de)寒冷(leng)(leng)(leng),那么,隨著現(xian)在氣候(hou)越(yue)(yue)來越(yue)(yue)冷(leng)(leng)(leng),很多(duo)人的(de)這種癥狀已經(jing)開(kai)始出現(xian)了,那么,究竟手腳冰(bing)涼是(shi)是(shi)怎(zen)么回事呢(ni)?想要緩解(jie)手腳冰(bing)冷(leng)(leng)(leng)的(de)狀況,首先要了解(jie) 。
在(zai)設備(bei)采購方面(mian),蔣記撈(lao)坊(fang)麻辣燙(tang)提供了品質好的(de)設備(bei)和(he)(he)(he)服(fu)(fu)務,確保(bao)店(dian)鋪的(de)運營(ying)順利。除了以上基礎服(fu)(fu)務外,蔣記撈(lao)坊(fang)麻辣燙(tang)還提供了專業(ye)的(de)運營(ying)管(guan)理和(he)(he)(he)營(ying)銷(xiao)推廣(guang)支持。在(zai)運營(ying)管(guan)理方面(mian),蔣記撈(lao)坊(fang)麻辣燙(tang)提供了專業(ye)的(de)培訓和(he)(he)(he)技術 。
電子(zi)名片適用(yong)于各種商務交(jiao)流場景(jing),如展(zhan)會、會議、商務洽談(tan)等。在(zai)展(zhan)會上,用(yong)戶(hu)可以通過(guo)(guo)掃描(miao)電子(zi)名片,快速獲取(qu)展(zhan)商信息(xi),方便快捷。在(zai)會議上,用(yong)戶(hu)可以通過(guo)(guo)電子(zi)名片進(jin)行交(jiao)流和分享,提高(gao)會議效率。在(zai)商務洽談(tan)中(zhong),用(yong)戶(hu) 。
航(hang)空插(cha)(cha)頭(tou)(tou)的接線(xian)方法:通(tong)常(chang)常(chang)規的航(hang)空插(cha)(cha)頭(tou)(tou)后面(mian)會有一個半圓形的夾板(ban)用來套管導線(xian),上面(mian)也會有兩個小螺絲扣。你能用工具拆下螺母,把甲板(ban)合二(er)為一。拆下航(hang)空插(cha)(cha)頭(tou)(tou)的夾板(ban)后,找三根細釘子做工具,放入插(cha)(cha)孔(kong)套管。反方向旋 。
現(xian)代(dai)(dai)墓園是(shi)指以(yi)現(xian)代(dai)(dai)化(hua)的(de)管理和服務(wu)為特色(se)的(de)墓地,現(xian)代(dai)(dai)墓園注重社(she)(she)會(hui)(hui)(hui)責任和公(gong)益(yi)(yi)事業。現(xian)代(dai)(dai)墓園不只是(shi)為了逝(shi)者服務(wu),更是(shi)為了社(she)(she)會(hui)(hui)(hui)服務(wu)。現(xian)代(dai)(dai)墓園中的(de)公(gong)益(yi)(yi)活(huo)動和慈善事業,如義務(wu)植(zhi)樹(shu)、捐贈公(gong)益(yi)(yi)基金等,都是(shi)為了回(hui)饋社(she)(she)會(hui)(hui)(hui) 。
保(bao)(bao)溫板(ban)是一(yi)種用(yong)于建筑(zhu)(zhu)物(wu)(wu)保(bao)(bao)溫的(de)材料,主要(yao)(yao)用(yong)途是在(zai)建筑(zhu)(zhu)物(wu)(wu)外墻、屋(wu)頂、地面等部位(wei)進行(xing)保(bao)(bao)溫。保(bao)(bao)溫板(ban)的(de)主要(yao)(yao)作用(yong)是減少建筑(zhu)(zhu)物(wu)(wu)內外溫度差異,提高建筑(zhu)(zhu)物(wu)(wu)的(de)能(neng)源(yuan)(yuan)利用(yong)效率,降低(di)能(neng)源(yuan)(yuan)消(xiao)耗,達到(dao)節能(neng)減排的(de)目的(de)。保(bao)(bao)溫板(ban)在(zai)建筑(zhu)(zhu)領 。