針對易(yi)產生(sheng)靜電(dian)(dian)(dian)的場(chang)所(suo)(suo)（如粉(fen)塵車間、化工(gong)車間），部分(fen)泄(xie)(xie)爆(bao)板(ban)(ban)(ban)(ban)具備抗(kang)(kang)(kang)靜電(dian)(dian)(dian)性能，能防止(zhi)靜電(dian)(dian)(dian)積(ji)聚(ju)(ju)引發(fa)，進一(yi)步提升**防護等級。其抗(kang)(kang)(kang)靜電(dian)(dian)(dian)優勢源于材(cai)(cai)料成(cheng)分(fen)優化與(yu)表(biao)面(mian)(mian)(mian)處理工(gong)藝：在基材(cai)(cai)中添(tian)加導(dao)電(dian)(dian)(dian)纖維(wei)（如碳纖維(wei)、金屬纖維(wei)），使面(mian)(mian)(mian)板(ban)(ban)(ban)(ban)具備一(yi)定(ding)導(dao)電(dian)(dian)(dian)性，表(biao)面(mian)(mian)(mian)電(dian)(dian)(dian)阻(zu)在10?-10?Ω之間（符(fu)合(he)GB12158-2020《防止(zhi)靜電(dian)(dian)(dian)通(tong)用導(dao)則》要(yao)求(qiu)），能將靜電(dian)(dian)(dian)傳導(dao)至地面(mian)(mian)(mian)，避(bi)免(mian)靜電(dian)(dian)(dian)積(ji)聚(ju)(ju)；表(biao)面(mian)(mian)(mian)采用抗(kang)(kang)(kang)靜電(dian)(dian)(dian)涂(tu)層（如環氧(yang)抗(kang)(kang)(kang)靜電(dian)(dian)(dian)涂(tu)層），涂(tu)層表(biao)面(mian)(mian)(mian)電(dian)(dian)(dian)阻(zu)同樣≤10?Ω，同時具備耐磨、耐擦洗特性，長期使用后抗(kang)(kang)(kang)靜電(dian)(dian)(dian)性能不(bu)會衰減。在實際應(ying)用中，糧食加工(gong)車間的面(mian)(mian)(mian)粉(fen)粉(fen)塵易(yi)因摩擦產生(sheng)靜電(dian)(dian)(dian)，若靜電(dian)(dian)(dian)積(ji)聚(ju)(ju)到一(yi)定(ding)程度可能引發(fa)粉(fen)塵，安裝抗(kang)(kang)(kang)靜電(dian)(dian)(dian)泄(xie)(xie)爆(bao)板(ban)(ban)(ban)(ban)后，面(mian)(mian)(mian)板(ban)(ban)(ban)(ban)表(biao)面(mian)(mian)(mian)不(bu)會積(ji)聚(ju)(ju)靜電(dian)(dian)(dian)，大幅降低；化工(gong)車間的溶劑(ji)蒸(zheng)汽與(yu)面(mian)(mian)(mian)板(ban)(ban)(ban)(ban)摩擦產生(sheng)的靜電(dian)(dian)(dian)，也能通(tong)過抗(kang)(kang)(kang)靜電(dian)(dian)(dian)泄(xie)(xie)爆(bao)板(ban)(ban)(ban)(ban)釋(shi)放，避(bi)免(mian)靜電(dian)(dian)(dian)火(huo)花點燃溶劑(ji)蒸(zheng)汽。此外(wai)，抗(kang)(kang)(kang)靜電(dian)(dian)(dian)泄(xie)(xie)爆(bao)板(ban)(ban)(ban)(ban)的泄(xie)(xie)爆(bao)性能不(bu)受抗(kang)(kang)(kang)靜電(dian)(dian)(dian)成(cheng)分(fen)影響，其泄(xie)(xie)爆(bao)壓力、破裂(lie)時間等參數仍能保(bao)持穩定(ding)，實現“抗(kang)(kang)(kang)靜電(dian)(dian)(dian)+泄(xie)(xie)爆(bao)”雙重**防護，尤其適合(he)靜電(dian)(dian)(dian)敏感型高危(wei)場(chang)所(suo)(suo)使用。泄(xie)(xie)爆(bao)板(ban)(ban)(ban)(ban)遇炸可定(ding)向泄(xie)(xie)壓，保(bao)護建筑主體與(yu)人員(yuan)**。廣西怎樣泄(xie)(xie)爆(bao)板(ban)(ban)(ban)(ban)答疑(yi)解惑(huo)

    在農(nong)(nong)業(ye)(ye)(ye)與(yu)食(shi)品(pin)(pin)加(jia)(jia)工(gong)(gong)(gong)領域，泄(xie)爆(bao)板(ban)(ban)(ban)主要應(ying)(ying)用于(yu)(yu)存(cun)(cun)在粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)、氣體的生(sheng)產存(cun)(cun)儲場所，農(nong)(nong)業(ye)(ye)(ye)生(sheng)產與(yu)食(shi)品(pin)(pin)**。例(li)如(ru)，糧食(shi)加(jia)(jia)工(gong)(gong)(gong)企業(ye)(ye)(ye)的面(mian)粉(fen)(fen)(fen)(fen)(fen)(fen)車(che)(che)間(jian)、飼(si)料生(sheng)產廠的粉(fen)(fen)(fen)(fen)(fen)(fen)碎(sui)車(che)(che)間(jian)，這些車(che)(che)間(jian)在加(jia)(jia)工(gong)(gong)(gong)過程中(zhong)會(hui)產生(sheng)大量(liang)糧食(shi)粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)、飼(si)料粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)，當(dang)粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)濃度(du)達到極限(xian)（如(ru)面(mian)粉(fen)(fen)(fen)(fen)(fen)(fen)粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)極限(xian)為15-20g/m?）并遇到火源(yuan)(yuan)時，極易(yi)引發粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)，泄(xie)爆(bao)板(ban)(ban)(ban)能定向釋放(fang)壓力，防(fang)(fang)止沖擊波損壞(huai)車(che)(che)間(jian)結構(gou)，避免(mian)粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)擴散(san)引發二次，同時其易(yi)清(qing)潔的表面(mian)也便(bian)于(yu)(yu)日(ri)常(chang)粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)清(qing)理，符合食(shi)品(pin)(pin)衛生(sheng)標準。又(you)如(ru)植(zhi)物油(you)加(jia)(jia)工(gong)(gong)(gong)廠的榨油(you)車(che)(che)間(jian)、浸(jin)出車(che)(che)間(jian)，榨油(you)過程中(zhong)產生(sheng)的植(zhi)物油(you)蒸汽、浸(jin)出工(gong)(gong)(gong)藝(yi)使用的六號溶劑油(you)（易(yi)燃易(yi)爆(bao)），泄(xie)爆(bao)板(ban)(ban)(ban)需具備防(fang)(fang)火、防(fang)(fang)潮(chao)性能，既能抵御沖擊，又(you)能適(shi)應(ying)(ying)車(che)(che)間(jian)的高濕環境，防(fang)(fang)止面(mian)板(ban)(ban)(ban)受潮(chao)發霉(mei)污染食(shi)用油(you)。此外，在質燃料加(jia)(jia)工(gong)(gong)(gong)廠的成型車(che)(che)間(jian)，質顆(ke)粒在加(jia)(jia)工(gong)(gong)(gong)、存(cun)(cun)儲過程中(zhong)可(ke)能因摩擦產生(sheng)靜電(dian)，引發粉(fen)(fen)(fen)(fen)(fen)(fen)塵(chen)(chen)(chen)(chen)，泄(xie)爆(bao)板(ban)(ban)(ban)可(ke)作(zuo)為車(che)(che)間(jian)墻(qiang)體、屋頂的防(fang)(fang)護材料，質能源(yuan)(yuan)生(sheng)產**。在農(nong)(nong)業(ye)(ye)(ye)領域，泄(xie)爆(bao)板(ban)(ban)(ban)還可(ke)用于(yu)(yu)大型農(nong)(nong)機站的燃油(you)存(cun)(cun)儲庫，防(fang)(fang)止燃油(you)泄(xie)漏引發，為農(nong)(nong)業(ye)(ye)(ye)生(sheng)產提(ti)供(gong)**。綜合泄(xie)爆(bao)板(ban)(ban)(ban)以客為尊泄(xie)爆(bao)板(ban)(ban)(ban)輕質較強度(du)，降低建筑(zhu)承重，施工(gong)(gong)(gong)便(bian)捷。

    泄爆(bao)(bao)板(ban)(ban)是一種具(ju)備(bei)特殊**防(fang)(fang)(fang)(fang)護功能的建(jian)筑裝飾面板(ban)(ban)，中(zhong)心作(zuo)用是在(zai)建(jian)筑內(nei)部發生(sheng)防(fang)(fang)(fang)(fang)爆(bao)(bao)或壓力驟增時，通(tong)過(guo)預(yu)設的薄弱結構很(hen)快破裂(lie)，將防(fang)(fang)(fang)(fang)爆(bao)(bao)產生(sheng)的巨大壓力和沖擊波定向釋放(fang)到室(shi)外**區域，從而避免(mian)建(jian)筑主體結構受損(sun)(sun)、減(jian)少人員(yuan)傷亡和財產損(sun)(sun)失。它通(tong)常(chang)由基材(cai)(cai)(cai)層(ceng)、增強層(ceng)和防(fang)(fang)(fang)(fang)護涂層(ceng)構成(cheng)，基材(cai)(cai)(cai)多采用纖維(wei)水泥、硅酸鈣等(deng)耐高溫、抗沖擊的無機材(cai)(cai)(cai)料，增強層(ceng)則(ze)通(tong)過(guo)添加(jia)玻璃纖維(wei)、碳纖維(wei)等(deng)成(cheng)分提(ti)升(sheng)結構穩定性，防(fang)(fang)(fang)(fang)護涂層(ceng)可根(gen)據需求具(ju)備(bei)防(fang)(fang)(fang)(fang)火、防(fang)(fang)(fang)(fang)腐、防(fang)(fang)(fang)(fang)潮等(deng)附加(jia)性能。與(yu)普通(tong)裝飾面板(ban)(ban)不(bu)(bu)同，泄爆(bao)(bao)板(ban)(ban)的設計需嚴格遵循相關防(fang)(fang)(fang)(fang)爆(bao)(bao)規范，其(qi)泄爆(bao)(bao)壓力、破裂(lie)時間(jian)、碎片(pian)飛濺范圍(wei)等(deng)關鍵參數都經過(guo)檢測，確(que)保(bao)在(zai)緊急情況下(xia)能精細(xi)發揮泄爆(bao)(bao)作(zuo)用，是工業廠(chang)房、倉儲庫(ku)房、實驗室(shi)等(deng)高危(wei)場(chang)所不(bu)(bu)可或缺的**防(fang)(fang)(fang)(fang)護材(cai)(cai)(cai)料。

    在(zai)(zai)倉(cang)儲(chu)物(wu)流領域，泄(xie)(xie)(xie)爆(bao)板是(shi)高危貨物(wu)存(cun)儲(chu)倉(cang)庫(ku)(ku)的(de)中(zhong)心防護材(cai)料，廣(guang)泛(fan)應用于(yu)易燃易爆(bao)品倉(cang)庫(ku)(ku)、危化(hua)品物(wu)流中(zhong)轉站等(deng)場所。例如(ru)，存(cun)儲(chu)乙(yi)醇、甲醇、汽油(you)等(deng)易燃液體(ti)的(de)倉(cang)庫(ku)(ku)，這類(lei)(lei)貨物(wu)在(zai)(zai)儲(chu)存(cun)過程中(zhong)可(ke)(ke)能(neng)因密(mi)封不嚴(yan)導致揮(hui)發(fa)，形成性(xing)(xing)蒸汽云，一旦遇到靜電、明火等(deng)火源，極易引(yin)發(fa)，泄(xie)(xie)(xie)爆(bao)板能(neng)在(zai)(zai)瞬間釋放壓力，防止倉(cang)庫(ku)(ku)墻體(ti)坍塌，避(bi)免存(cun)儲(chu)貨物(wu)大規模泄(xie)(xie)(xie)漏，減(jian)少(shao)火災蔓(man)延。又如(ru)煙花爆(bao)竹倉(cang)庫(ku)(ku)、存(cun)儲(chu)庫(ku)(ku)，這類(lei)(lei)貨物(wu)屬(shu)于(yu)高度，即使(shi)輕微碰撞(zhuang)、摩擦也可(ke)(ke)能(neng)引(yin)發(fa)，泄(xie)(xie)(xie)爆(bao)板需(xu)具備更低的(de)泄(xie)(xie)(xie)爆(bao)壓力（通常在(zai)(zai)5-10kPa），確保在(zai)(zai)初(chu)期即可(ke)(ke)泄(xie)(xie)(xie)爆(bao)，同(tong)時其破(po)裂后的(de)碎片需(xu)在(zai)(zai)**范圍內，避(bi)免對周邊人員、建筑造(zao)成二次(ci)傷(shang)害(hai)(hai)。此外，在(zai)(zai)冷(leng)鏈物(wu)流的(de)制(zhi)冷(leng)劑倉(cang)庫(ku)(ku)中(zhong)，若存(cun)儲(chu)的(de)氨、丙烷等(deng)制(zhi)冷(leng)劑發(fa)生泄(xie)(xie)(xie)漏，也可(ke)(ke)能(neng)形成性(xing)(xing)混合氣(qi)體(ti)，安裝泄(xie)(xie)(xie)爆(bao)板可(ke)(ke)降低危害(hai)(hai)，倉(cang)儲(chu)設施和物(wu)流運(yun)輸的(de)**運(yun)行(xing)，同(tong)時泄(xie)(xie)(xie)爆(bao)板的(de)防潮性(xing)(xing)能(neng)也能(neng)適(shi)(shi)應冷(leng)鏈倉(cang)庫(ku)(ku)的(de)低溫(wen)高濕環境(jing)，避(bi)免面(mian)板受潮損壞。科研實驗(yan)室泄(xie)(xie)(xie)爆(bao)板，適(shi)(shi)配化(hua)學試劑反應，影響實驗(yan)**。

    現(xian)代建筑**防(fang)護中，泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)與消防(fang)滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)系(xi)(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)協同(tong)(tong)聯(lian)動設計，能形成“泄(xie)(xie)(xie)(xie)(xie)壓(ya)(ya)(ya)(ya)+滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)”的(de)(de)(de)(de)雙重**屏(ping)障，大幅提升(sheng)處置效率。這種(zhong)(zhong)協同(tong)(tong)聯(lian)動通過兩(liang)種(zhong)(zhong)方式實(shi)現(xian)：一(yi)是信號聯(lian)動，泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)內(nei)置的(de)(de)(de)(de)壓(ya)(ya)(ya)(ya)力傳(chuan)感器在檢測到壓(ya)(ya)(ya)(ya)力并觸發(fa)面(mian)板(ban)(ban)破(po)裂(lie)時(shi)(shi)，會同(tong)(tong)步向消防(fang)系(xi)(xi)(xi)(xi)統(tong)(tong)發(fa)送(song)信號，系(xi)(xi)(xi)(xi)統(tong)(tong)立即啟動對應區域的(de)(de)(de)(de)噴淋滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)裝置、氣(qi)體(ti)滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)系(xi)(xi)(xi)(xi)統(tong)(tong)（如七(qi)氟丙烷滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)系(xi)(xi)(xi)(xi)統(tong)(tong)），在泄(xie)(xie)(xie)(xie)(xie)壓(ya)(ya)(ya)(ya)的(de)(de)(de)(de)同(tong)(tong)時(shi)(shi)壓(ya)(ya)(ya)(ya)制(zhi)火(huo)(huo)(huo)焰，避免火(huo)(huo)(huo)災(zai)蔓延。例如，在化(hua)工車(che)間的(de)(de)(de)(de)溶劑存儲(chu)區，當泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)因(yin)溶劑破(po)裂(lie)時(shi)(shi)，信號觸發(fa)車(che)間頂部的(de)(de)(de)(de)噴淋頭(tou)(tou)(tou)(tou)開(kai)(kai)啟，30秒內(nei)即可(ke)覆蓋整個(ge)存儲(chu)區，同(tong)(tong)時(shi)(shi)關閉(bi)車(che)間通風系(xi)(xi)(xi)(xi)統(tong)(tong)，防(fang)止火(huo)(huo)(huo)焰隨(sui)氣(qi)流擴散。二是結構協同(tong)(tong)，泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)的(de)(de)(de)(de)安裝位置與滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)系(xi)(xi)(xi)(xi)統(tong)(tong)噴頭(tou)(tou)(tou)(tou)布局精細匹(pi)配，面(mian)板(ban)(ban)破(po)裂(lie)后(hou)不會遮(zhe)擋噴頭(tou)(tou)(tou)(tou)噴射(she)范圍，且泄(xie)(xie)(xie)(xie)(xie)壓(ya)(ya)(ya)(ya)方向避開(kai)(kai)滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)系(xi)(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)管道與閥門，避免沖擊波損壞滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)設備。以鋰(li)電(dian)池倉庫(ku)為例，泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)安裝在倉庫(ku)側墻(qiang)，滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)系(xi)(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)噴頭(tou)(tou)(tou)(tou)均勻分布在屋(wu)(wu)頂，當泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)向室外(wai)泄(xie)(xie)(xie)(xie)(xie)壓(ya)(ya)(ya)(ya)時(shi)(shi)，屋(wu)(wu)頂噴頭(tou)(tou)(tou)(tou)可(ke)不受影(ying)響(xiang)地向倉庫(ku)內(nei)部噴射(she)滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)介(jie)質，實(shi)現(xian)“泄(xie)(xie)(xie)(xie)(xie)壓(ya)(ya)(ya)(ya)不影(ying)響(xiang)滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)、滅(mie)(mie)(mie)(mie)火(huo)(huo)(huo)不阻(zu)礙泄(xie)(xie)(xie)(xie)(xie)壓(ya)(ya)(ya)(ya)”的(de)(de)(de)(de)協同(tong)(tong)效果，較提升(sheng)應急處置。糧食加(jia)工廠房裝泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)，防(fang)范粉塵炸，減少影(ying)響(xiang)。定(ding)制(zhi)泄(xie)(xie)(xie)(xie)(xie)爆(bao)板(ban)(ban)電(dian)話

泄爆(bao)板碎(sui)片≤10g，無鋒(feng)利邊緣，避免二次傷害。廣西怎樣泄爆(bao)板答疑解(jie)惑

    在(zai)(zai)能(neng)源(yuan)與化(hua)(hua)(hua)工領域，泄(xie)爆(bao)(bao)(bao)板(ban)(ban)(ban)是生(sheng)(sheng)(sheng)產(chan)**的(de)(de)中心防護材料，廣泛應(ying)用于石(shi)油(you)(you)煉化(hua)(hua)(hua)廠(chang)、天然(ran)(ran)氣(qi)(qi)處(chu)理(li)站、煤化(hua)(hua)(hua)工裝(zhuang)(zhuang)置區等(deng)高(gao)危場(chang)所。石(shi)油(you)(you)煉化(hua)(hua)(hua)廠(chang)的(de)(de)催化(hua)(hua)(hua)裂化(hua)(hua)(hua)車(che)間(jian)、加氫裝(zhuang)(zhuang)置區，日常(chang)處(chu)理(li)的(de)(de)原油(you)(you)、成品油(you)(you)具備高(gao)度(du)易燃(ran)易爆(bao)(bao)(bao)性，若因管道泄(xie)漏(lou)、設備故障引(yin)發，沖擊(ji)波與火焰可(ke)(ke)(ke)能(neng)迅速裝(zhuang)(zhuang)泄(xie)爆(bao)(bao)(bao)板(ban)(ban)(ban)可(ke)(ke)(ke)定向釋放壓力，防止(zhi)波及相(xiang)鄰裝(zhuang)(zhuang)置，減少損失(shi)。天然(ran)(ran)氣(qi)(qi)處(chu)理(li)站的(de)(de)壓縮機(ji)廠(chang)房、脫(tuo)硫車(che)間(jian)，天然(ran)(ran)氣(qi)(qi)在(zai)(zai)壓縮、凈(jing)化(hua)(hua)(hua)過(guo)程中可(ke)(ke)(ke)能(neng)因壓力過(guo)高(gao)、氣(qi)(qi)體(ti)泄(xie)漏(lou)形成性混合(he)(he)氣(qi)(qi)體(ti)，泄(xie)爆(bao)(bao)(bao)板(ban)(ban)(ban)需具備精細的(de)(de)中低(di)泄(xie)爆(bao)(bao)(bao)壓力（15-25kPa），確保(bao)在(zai)(zai)初期泄(xie)壓，同時(shi)其耐低(di)溫(wen)(wen)性能(neng)（可(ke)(ke)(ke)承受(shou)-40℃低(di)溫(wen)(wen)）能(neng)適(shi)應(ying)天然(ran)(ran)氣(qi)(qi)處(chu)理(li)站的(de)(de)戶外低(di)溫(wen)(wen)環(huan)境。煤化(hua)(hua)(hua)工領域的(de)(de)甲醇合(he)(he)成車(che)間(jian)、煤制(zhi)烯烴裝(zhuang)(zhuang)置區，生(sheng)(sheng)(sheng)產(chan)過(guo)程中產(chan)生(sheng)(sheng)(sheng)的(de)(de)一氧化(hua)(hua)(hua)碳(tan)、氫氣(qi)(qi)等(deng)氣(qi)(qi)體(ti)屬于易燃(ran)易爆(bao)(bao)(bao)氣(qi)(qi)體(ti)，泄(xie)爆(bao)(bao)(bao)板(ban)(ban)(ban)需具備防火、防腐雙重性能(neng)，既(ji)能(neng)抵御沖擊(ji)，又能(neng)防止(zhi)煤化(hua)(hua)(hua)工生(sheng)(sheng)(sheng)產(chan)中產(chan)生(sheng)(sheng)(sheng)的(de)(de)酸性氣(qi)(qi)體(ti)腐蝕面板(ban)(ban)(ban)，確保(bao)長期穩定使用。此外，在(zai)(zai)質能(neng)源(yuan)廠(chang)的(de)(de)氣(qi)(qi)化(hua)(hua)(hua)車(che)間(jian)，質在(zai)(zai)氣(qi)(qi)化(hua)(hua)(hua)過(guo)程中可(ke)(ke)(ke)能(neng)產(chan)生(sheng)(sheng)(sheng)可(ke)(ke)(ke)燃(ran)氣(qi)(qi)體(ti)，泄(xie)爆(bao)(bao)(bao)板(ban)(ban)(ban)也(ye)能(neng)發揮關鍵的(de)(de)**防護作(zuo)用。廣西(xi)怎樣泄(xie)爆(bao)(bao)(bao)板(ban)(ban)(ban)答疑解惑