松江區UPS
用(yong)戶選(xuan)擇UPS的(de)原(yuan)因主(zhu)要有以(yi)(yi)下幾點(dian):保護設(she)(she)(she)備(bei)(bei)免受(shou)電(dian)(dian)(dian)力(li)波動(dong)(dong)(dong)和(he)(he)噪聲(sheng)的(de)影(ying)響(xiang):UPS具有凈(jing)化(hua)和(he)(he)穩壓功(gong)能,可(ke)以(yi)(yi)消除(chu)電(dian)(dian)(dian)力(li)波動(dong)(dong)(dong)和(he)(he)噪聲(sheng)的(de)影(ying)響(xiang),確(que)保電(dian)(dian)(dian)子設(she)(she)(she)備(bei)(bei)不(bu)受(shou)到(dao)電(dian)(dian)(dian)力(li)質量的(de)損害。自(zi)動(dong)(dong)(dong)切(qie)換(huan):當(dang)電(dian)(dian)(dian)網(wang)電(dian)(dian)(dian)力(li)供應(ying)不(bu)穩定或電(dian)(dian)(dian)網(wang)停電(dian)(dian)(dian)時,UPS可(ke)以(yi)(yi)自(zi)動(dong)(dong)(dong)切(qie)換(huan)到(dao)備(bei)(bei)用(yong)電(dian)(dian)(dian)源(如電(dian)(dian)(dian)池(chi))供電(dian)(dian)(dian),確(que)保電(dian)(dian)(dian)子設(she)(she)(she)備(bei)(bei)的(de)持(chi)續運行。這種自(zi)動(dong)(dong)(dong)切(qie)換(huan)是無縫的(de),用(yong)戶幾乎感受(shou)不(bu)到(dao)電(dian)(dian)(dian)力(li)供應(ying)的(de)中斷。延長(chang)設(she)(she)(she)備(bei)(bei)壽命:UPS可(ke)以(yi)(yi)保護設(she)(she)(she)備(bei)(bei)不(bu)受(shou)電(dian)(dian)(dian)力(li)波動(dong)(dong)(dong)和(he)(he)噪聲(sheng)的(de)影(ying)響(xiang),可(ke)以(yi)(yi)延長(chang)設(she)(she)(she)備(bei)(bei)的(de)壽命。尤其是對于需要長(chang)期(qi)運行的(de)設(she)(she)(she)備(bei)(bei),UPS可(ke)以(yi)(yi)減少設(she)(she)(she)備(bei)(bei)故障率,提高(gao)設(she)(she)(she)備(bei)(bei)的(de)使用(yong)壽命。UPS主(zhu)要用(yong)于計(ji)算機系統和(he)(he)網(wang)絡服務(wu)器等設(she)(she)(she)備(bei)(bei)。松(song)江(jiang)區UPS
擇UPS的(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)大小需要考(kao)慮多個因素,包(bao)括設備(bei)負(fu)載(zai)功(gong)(gong)(gong)(gong)率(lv)(lv)、備(bei)用時(shi)(shi)(shi)(shi)間(jian)、電(dian)(dian)(dian)池類(lei)型(xing)和供(gong)電(dian)(dian)(dian)質量等。設備(bei)負(fu)載(zai)功(gong)(gong)(gong)(gong)率(lv)(lv):需要計算所(suo)有需要接入UPS電(dian)(dian)(dian)源的(de)(de)(de)設備(bei)的(de)(de)(de)負(fu)載(zai)功(gong)(gong)(gong)(gong)率(lv)(lv)之和,以確(que)保UPS電(dian)(dian)(dian)源的(de)(de)(de)額定功(gong)(gong)(gong)(gong)率(lv)(lv)能夠(gou)滿(man)足設備(bei)的(de)(de)(de)需求。同時(shi)(shi)(shi)(shi),還(huan)需要留出一些空余來,避免UPS滿(man)載(zai)運行(xing)。備(bei)用時(shi)(shi)(shi)(shi)間(jian):備(bei)用時(shi)(shi)(shi)(shi)間(jian)是指(zhi)在停(ting)電(dian)(dian)(dian)情況(kuang)下,UPS電(dian)(dian)(dian)源能夠(gou)持續供(gong)電(dian)(dian)(dian)的(de)(de)(de)時(shi)(shi)(shi)(shi)間(jian)。備(bei)用時(shi)(shi)(shi)(shi)間(jian)越(yue)長,需要的(de)(de)(de)UPS電(dian)(dian)(dian)源功(gong)(gong)(gong)(gong)率(lv)(lv)越(yue)大。電(dian)(dian)(dian)池類(lei)型(xing):不同類(lei)型(xing)的(de)(de)(de)電(dian)(dian)(dian)池具有不同的(de)(de)(de)輸出功(gong)(gong)(gong)(gong)率(lv)(lv)和容量,需要根(gen)據電(dian)(dian)(dian)池類(lei)型(xing)來選擇UPS電(dian)(dian)(dian)源的(de)(de)(de)功(gong)(gong)(gong)(gong)率(lv)(lv)。高淳區模塊化UPS設備(bei)UPS電(dian)(dian)(dian)源系統開、關(guan)機.
不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)在(zai)醫(yi)(yi)(yi)療(liao)(liao)(liao)設(she)(she)(she)施中(zhong)具有多(duo)種重(zhong)(zhong)要(yao)(yao)應(ying)(ying)用(yong),以(yi)(yi)(yi)下是其(qi)中(zhong)幾個:手(shou)術(shu)室和(he)(he)重(zhong)(zhong)癥(zheng)監(jian)護病(bing)(bing)房:在(zai)這些區域中(zhong),不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)可(ke)以(yi)(yi)(yi)為(wei)關鍵設(she)(she)(she)備(bei)(bei)提(ti)供(gong)穩定的(de)(de)(de)(de)電(dian)力(li)供(gong)應(ying)(ying),如(ru)手(shou)術(shu)燈、監(jian)護儀(yi)、呼吸機等。在(zai)手(shou)術(shu)過(guo)程中(zhong),不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)可(ke)以(yi)(yi)(yi)確保(bao)(bao)設(she)(she)(she)備(bei)(bei)的(de)(de)(de)(de)正(zheng)常運行,避免(mian)(mian)因電(dian)力(li)故障(zhang)(zhang)(zhang)導致(zhi)(zhi)手(shou)術(shu)中(zhong)斷(duan)(duan)(duan)或(huo)設(she)(she)(she)備(bei)(bei)損壞(huai)。而在(zai)重(zhong)(zhong)癥(zheng)監(jian)護病(bing)(bing)房,不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)可(ke)以(yi)(yi)(yi)保(bao)(bao)障(zhang)(zhang)(zhang)病(bing)(bing)人(ren)(ren)的(de)(de)(de)(de)生命安全,避免(mian)(mian)因電(dian)力(li)問題導致(zhi)(zhi)病(bing)(bing)人(ren)(ren)生命體征(zheng)的(de)(de)(de)(de)波動。醫(yi)(yi)(yi)療(liao)(liao)(liao)數據(ju)(ju)存(cun)儲和(he)(he)處理(li):醫(yi)(yi)(yi)療(liao)(liao)(liao)設(she)(she)(she)施通(tong)常需要(yao)(yao)存(cun)儲和(he)(he)處理(li)大量的(de)(de)(de)(de)數據(ju)(ju),如(ru)病(bing)(bing)人(ren)(ren)的(de)(de)(de)(de)病(bing)(bing)歷、診斷(duan)(duan)(duan)結果、影像等。不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)可(ke)以(yi)(yi)(yi)確保(bao)(bao)這些數據(ju)(ju)的(de)(de)(de)(de)完整(zheng)性(xing)和(he)(he)安全性(xing),避免(mian)(mian)因電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)故障(zhang)(zhang)(zhang)導致(zhi)(zhi)數據(ju)(ju)丟(diu)失或(huo)損壞(huai)。醫(yi)(yi)(yi)療(liao)(liao)(liao)設(she)(she)(she)備(bei)(bei)保(bao)(bao)護:一些醫(yi)(yi)(yi)療(liao)(liao)(liao)設(she)(she)(she)備(bei)(bei)對電(dian)力(li)供(gong)應(ying)(ying)的(de)(de)(de)(de)穩定性(xing)要(yao)(yao)求極高,如(ru)心(xin)臟(zang)起搏器、人(ren)(ren)工呼吸器等。不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)可(ke)以(yi)(yi)(yi)提(ti)供(gong)穩定的(de)(de)(de)(de)電(dian)力(li)供(gong)應(ying)(ying),避免(mian)(mian)因電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)故障(zhang)(zhang)(zhang)導致(zhi)(zhi)設(she)(she)(she)備(bei)(bei)故障(zhang)(zhang)(zhang)或(huo)損壞(huai)。應(ying)(ying)急(ji)(ji)照明系(xi)(xi)統:在(zai)醫(yi)(yi)(yi)療(liao)(liao)(liao)設(she)(she)(she)施中(zhong),不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)還可(ke)以(yi)(yi)(yi)為(wei)應(ying)(ying)急(ji)(ji)照明系(xi)(xi)統提(ti)供(gong)電(dian)力(li)供(gong)應(ying)(ying)。在(zai)斷(duan)(duan)(duan)電(dian)或(huo)其(qi)他(ta)緊(jin)急(ji)(ji)情況(kuang)下,應(ying)(ying)急(ji)(ji)照明系(xi)(xi)統可(ke)以(yi)(yi)(yi)確保(bao)(bao)醫(yi)(yi)(yi)療(liao)(liao)(liao)區域的(de)(de)(de)(de)照明,方(fang)便醫(yi)(yi)(yi)護人(ren)(ren)員繼續進行救(jiu)治工作。其(qi)他(ta)應(ying)(ying)用(yong):除了上述應(ying)(ying)用(yong),不(bu)(bu)間(jian)(jian)斷(duan)(duan)(duan)電(dian)源(yuan)(yuan)(yuan)(yuan)(yuan)還可(ke)以(yi)(yi)(yi)為(wei)醫(yi)(yi)(yi)療(liao)(liao)(liao)設(she)(she)(she)施中(zhong)的(de)(de)(de)(de)其(qi)他(ta)設(she)(she)(she)備(bei)(bei)提(ti)供(gong)電(dian)力(li)支持,如(ru)自動門(men)、電(dian)梯、空(kong)調等。
UPS電(dian)源(yuan)(yuan)優(you)勢保(bao)障(zhang):我(wo)(wo)們(men)(men)采用(yong)(yong)優(you)良的(de)(de)(de)原(yuan)材料和先進的(de)(de)(de)生產(chan)工藝,確保(bao)UPS電(dian)源(yuan)(yuan)的(de)(de)(de)可(ke)(ke)靠性。我(wo)(wo)們(men)(men)的(de)(de)(de)產(chan)品(pin)經(jing)過嚴(yan)格的(de)(de)(de)質量檢(jian)測和認證,符合國家相(xiang)關標準和要求(qiu)。多樣化產(chan)品(pin)線:我(wo)(wo)們(men)(men)擁有(you)豐富的(de)(de)(de)UPS電(dian)源(yuan)(yuan)產(chan)品(pin)線,涵蓋不(bu)同功(gong)率、不(bu)同應用(yong)(yong)場景的(de)(de)(de)需求(qiu)。無論您(nin)(nin)是(shi)(shi)個人用(yong)(yong)戶還是(shi)(shi)企業用(yong)(yong)戶,我(wo)(wo)們(men)(men)都(dou)能為您(nin)(nin)提供合適的(de)(de)(de)解決(jue)方案(an)。智能化管(guan)理:我(wo)(wo)們(men)(men)的(de)(de)(de)UPS電(dian)源(yuan)(yuan)配備智能化的(de)(de)(de)管(guan)理系(xi)統,可(ke)(ke)以實(shi)現遠程監(jian)控、故障(zhang)診(zhen)斷、數據分析等功(gong)能。您(nin)(nin)可(ke)(ke)以輕松管(guan)理和維(wei)護您(nin)(nin)的(de)(de)(de)UPS電(dian)源(yuan)(yuan),提高工作效率和便利性。ups有(you)哪些主要作用(yong)(yong)??
選擇(ze)UPS電(dian)(dian)源(yuan)(yuan)時(shi)(shi),需要考慮以(yi)(yi)下幾個因素:考慮電(dian)(dian)池容量和(he)后備(bei)(bei)時(shi)(shi)間:根據對備(bei)(bei)用電(dian)(dian)力的(de)(de)需求,選擇(ze)具有(you)(you)適當電(dian)(dian)池容量和(he)后備(bei)(bei)時(shi)(shi)間的(de)(de)UPS電(dian)(dian)源(yuan)(yuan)。考慮停電(dian)(dian)期望時(shi)(shi)間、設備(bei)(bei)關機(ji)所需時(shi)(shi)間和(he)業務連續性需求。選擇(ze)UPS電(dian)(dian)源(yuan)(yuan)品(pin)牌:購(gou)買(mai)(mai)UPS電(dian)(dian)源(yuan)(yuan)時(shi)(shi),應(ying)優先選擇(ze)品(pin)牌,如山特(te)、施耐德等,以(yi)(yi)確(que)保(bao)UPS的(de)(de)穩定性。避免(mian)購(gou)買(mai)(mai)非常接近(jin)(jin)的(de)(de)仿制品(pin),其質(zhi)量往(wang)往(wang)較(jiao)差。檢(jian)查(cha)干擾(rao)與抗干擾(rao)能力:后備(bei)(bei)式UPS在逆變工作狀態(tai)(tai)時(shi)(shi),可(ke)能產(chan)生干擾(rao)信號。購(gou)買(mai)(mai)時(shi)(shi)可(ke)以(yi)(yi)現場(chang)檢(jian)測,讓UPS處(chu)于后備(bei)(bei)狀態(tai)(tai),并將UPS靠近(jin)(jin)電(dian)(dian)腦(nao)顯(xian)示器,同(tong)時(shi)(shi)打開電(dian)(dian)腦(nao)音箱,檢(jian)查(cha)顯(xian)示器上是否有(you)(you)干擾(rao)條,音箱中是否有(you)(you)噪聲,以(yi)(yi)確(que)定UPS干擾(rao)的(de)(de)大(da)小(xiao)。一(yi)般來說,鐵殼的(de)(de)UPS由(you)于屏蔽效果(guo)較(jiao)好,干擾(rao)較(jiao)小(xiao)。使用UPS可(ke)以(yi)(yi)保(bao)障工業設備(bei)(bei)的(de)(de)穩定運行。普陀區模塊化UPS
不間斷(duan)電源如何工作??松江區UPS
UPS目前的(de)(de)技術趨(qu)勢(shi):服務器、數據中心和(he)工業自動(dong)化等應用(yong)需要(yao)雙轉換(huan)式UPS拓撲(pu)結構。UPS系統(tong)通過(guo)兩階段(duan)的(de)(de)流(liu)(liu)程(cheng)向連接(jie)的(de)(de)設備(bei)供(gong)電(dian)(dian)。首先,它們將輸入的(de)(de)交(jiao)流(liu)(liu)電(dian)(dian)轉換(huan)為直流(liu)(liu)電(dian)(dian),然后(hou)將直流(liu)(liu)電(dian)(dian)轉換(huan)為調制(zhi)后(hou)的(de)(de)**弦(xian)波交(jiao)流(liu)(liu)電(dian)(dian)。在停(ting)電(dian)(dian)期間,UPS系統(tong)將電(dian)(dian)池存儲的(de)(de)直流(liu)(liu)電(dian)(dian)轉換(huan)為交(jiao)流(liu)(liu)電(dian)(dian)。此外,在內(nei)(nei)部故障或過(guo)載的(de)(de)情況下,它們會(hui)自動(dong)繞(rao)過(guo)內(nei)(nei)部元(yuan)件,直接(jie)向連接(jie)的(de)(de)設備(bei)供(gong)電(dian)(dian)。隨著全球(qiu)范(fan)圍內(nei)(nei)日益增(zeng)強的(de)(de)減少碳(tan)排放意識和(he)承諾,相(xiang)當程(cheng)度上導致了更(geng)嚴苛的(de)(de)合規性,因此增(zeng)加(jia)了高能源成(cheng)(cheng)本的(de)(de)風險,從而(er)推動(dong)了更(geng)高效(xiao) UPS 市場(chang)的(de)(de)發展。此外,還有(you)一個市場(chang)趨(qu)勢(shi)是客(ke)戶(hu)要(yao)求更(geng)小的(de)(de) UPS 單(dan)元(yuan)提供(gong)相(xiang)同質量的(de)(de)保(bao)護。擁有(you)成(cheng)(cheng)本和(he)有(you)限的(de)(de)空(kong)間是這一趨(qu)勢(shi)的(de)(de)來源。UPS單(dan)元(yuan)的(de)(de)體積(ji)越(yue)小,重量越(yue)輕,運行(xing)成(cheng)(cheng)本就越(yue)低,可用(yong)于**業務或進(jin)程(cheng)的(de)(de)空(kong)間就越(yue)多(duo)松江區UPS
本(ben)文來自(zi)四川(chuan)精碳偉(wei)業環保科技有限責任公司://wasul.cn/Article/87c1699896.html
湖南自(zi)動化立體庫(ku)堆垛機批發
堆垛(duo)機機械安(an)(an)(an)全(quan)檢(jian)測(ce)(ce)裝置是一種用于檢(jian)測(ce)(ce)堆垛(duo)機工作狀態的(de)安(an)(an)(an)全(quan)裝置,能(neng)夠有效(xiao)地檢(jian)測(ce)(ce)堆垛(duo)機的(de)位(wei)置、速度(du)、故障等信息,從而保障工業生產的(de)安(an)(an)(an)全(quan)性和穩定性。校準和維護:堆垛(duo)機機械安(an)(an)(an)全(quan)檢(jian)測(ce)(ce)裝置應(ying)該具(ju)有校準和維護功(gong)能(neng)。 。
孩(hai)(hai)(hai)子表(biao)演完(wan)之(zhi)后會獲得大家(jia)的(de)(de)(de)(de)肯定(ding)和(he)鼓勵(li),對于獲得的(de)(de)(de)(de)榮譽,會讓(rang)孩(hai)(hai)(hai)子有(you)一(yi)種成就感,增加孩(hai)(hai)(hai)子的(de)(de)(de)(de)自(zi)信心。上(shang)(shang)(shang)臺表(biao)演次數多(duo)的(de)(de)(de)(de)孩(hai)(hai)(hai)子和(he)上(shang)(shang)(shang)臺表(biao)演次數少(shao)的(de)(de)(de)(de)孩(hai)(hai)(hai)子,在(zai)舞臺上(shang)(shang)(shang)的(de)(de)(de)(de)眼神都是不同的(de)(de)(de)(de)。上(shang)(shang)(shang)臺表(biao)演次數多(duo)的(de)(de)(de)(de)孩(hai)(hai)(hai)子在(zai)舞臺上(shang)(shang)(shang)自(zi)信的(de)(de)(de)(de)眼 。
2。抽屜的(de)頂(ding)面高(gao)度(du)小于1250mm。特別是(shi)老年人的(de)房間更(geng)要考慮在(zai)1000mm左右,這樣使(shi)用更(geng)順手,高(gao)度(du)在(zai)150-200mm,寬度(du)在(zai)400-800mm。如果使(shi)用滑門,是(shi)2門的(de),就(jiu)不(bu)能設計在(zai)1/2的(de)位(wei)置(zhi), 。
收費道(dao)閘在小區管(guan)理(li)中(zhong)的(de)應(ying)用(yong)中(zhong)通過引入IC刷(shua)卡管(guan)理(li)系(xi)(xi)統實現了(le)智(zhi)能化(hua)車輛(liang)管(guan)理(li)提高了(le)小區的(de)安全性和秩序性同時也(ye)能方(fang)便物業進行車輛(liang)管(guan)理(li)統計和分析(xi)。收費道(dao)閘系(xi)(xi)統可以與多(duo)種設(she)備(bei)進行聯(lian)動如監控攝像頭(tou)、報警系(xi)(xi)統等能夠 。
綜合以(yi)上研(yan)究發現對(dui)環(huan)氧(yang)瀝青材料(liao)的(de)改性一直是(shi)國內外學(xue)者們(men)關注的(de)焦點,其中在(zai)環(huan)氧(yang)瀝青材料(liao)的(de)相容性、固(gu)化劑的(de)改性、低溫增韌、降低成本(ben)等方(fang)面,人(ren)們(men)進行了(le)大(da)量的(de)研(yan)究,以(yi)東南(nan)大(da)學(xue)為首的(de)國產(chan)環(huan)氧(yang)瀝青業已取(qu)得了(le)不錯的(de) 。
我司(si)主營Ti電子元器件)產品型號(hao):ADS7866IDBVR,BQ24160YFFR,CD4049UBDR,CSD17308Q3,DRV8800PWPR,INA159AIDGKR,ISO7342CQDW 。
冷(leng)庫門的制造材(cai)料一般采用優良的不(bu)銹鋼(gang)或(huo)鋁合金,具(ju)有良好的耐(nai)腐蝕(shi)性和耐(nai)用性。門體采用夾(jia)心結構,內部填(tian)充(chong)高密(mi)度聚(ju)氨酯泡(pao)沫,具(ju)有良好的保溫性能。門框采用特殊的密(mi)封材(cai)料,能夠(gou)有效地防止冷(leng)氣泄(xie)漏,保證(zheng)冷(leng)庫內部的 。
作為(wei)一種基于(yu)以太網為(wei)開發構架(jia)的(de)實時工業現場總線通訊(xun)協議,EtherCAT簡單來說就是在一個特定班級里,豎排坐的(de)一隊(dui)學生(sheng),老(lao)師把(ba)帶著所有人名(ming)字的(de)試卷可以是不同的(de)科目)交給前面(mian)(mian)的(de)同學,然(ran)后(hou)從前往后(hou)傳(chuan),前面(mian)(mian) 。
手(shou)持(chi)噴(pen)碼機具(ju)有噴(pen)印日(ri)期(qi)、漢(han)字、英文等功能,這使(shi)得(de)它能夠適(shi)用于各(ge)行各(ge)業的生產(chan)(chan)和銷(xiao)售(shou)過程(cheng)中(zhong)。具(ju)體來說,手(shou)持(chi)噴(pen)碼機可以噴(pen)印數(shu)字日(ri)期(qi)、時間、批次號等,這些都是生產(chan)(chan)制造過程(cheng)中(zhong)必(bi)須的信(xin)息(xi),對(dui)于產(chan)(chan)品的可追溯(su)性(xing)和質量(liang) 。
檢查氣(qi)源(yuan)(yuan)管是(shi)否(fou)漏(lou)(lou)(lou)氣(qi),包(bao)括真空(kong)管(真空(kong)漏(lou)(lou)(lou)氣(qi)時負壓會(hui)降(jiang)低,吸(xi)袋成功率降(jiang)低),如有漏(lou)(lou)(lou)氣(qi)應立即治漏(lou)(lou)(lou),可臨時加裝中間(jian)快速接(jie)頭或(huo)用(yong)膠布或(huo)塑料(liao)帶纏繞治漏(lou)(lou)(lou),并做好工作記錄(lu)。必須保證(zheng)氣(qi)源(yuan)(yuan)管無泄(xie)漏(lou)(lou)(lou),臨時停(ting)機(ji)時對整條氣(qi)源(yuan)(yuan)管 。
整體法(fa)(fa)蘭(lan):IF、螺紋法(fa)(fa)蘭(lan):Th、板式平(ping)焊法(fa)(fa)蘭(lan):PL、帶頸(jing)對(dui)焊法(fa)(fa)蘭(lan):WN、帶頸(jing)平(ping)焊法(fa)(fa)蘭(lan):SO、承插(cha)焊法(fa)(fa)蘭(lan):SW、對(dui)焊環松(song)套法(fa)(fa)蘭(lan):PJ/SE、平(ping)焊環松(song)套法(fa)(fa)蘭(lan):PJ/RJ;襯里法(fa)(fa)蘭(lan)蓋:BL(S)、法(fa)(fa)蘭(lan)蓋:B 。