
噪(zao)(zao)(zao)(zao)音所(suo)產(chan)生(sheng)(sheng)的(de)(de)(de)(de)(de)危害是比(bi)較(jiao)(jiao)大(da)的(de)(de)(de)(de)(de),尤其是表現在(zai)(zai)(zai)如(ru)下(xia)幾個(ge)方(fang)面:1、長期在(zai)(zai)(zai)強烈的(de)(de)(de)(de)(de)噪(zao)(zao)(zao)(zao)音環境中(zhong)工(gong)(gong)作(zuo)(zuo)(zuo),可(ke)(ke)以使人產(chan)生(sheng)(sheng)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)性(xing)(xing)耳聾。2、影響人們的(de)(de)(de)(de)(de)正(zheng)常工(gong)(gong)作(zuo)(zuo)(zuo)、學習(xi)及日常生(sheng)(sheng)活(huo)。那么石材加(jia)工(gong)(gong)過(guo)程中(zhong)噪(zao)(zao)(zao)(zao)音是怎(zen)樣(yang)產(chan)生(sheng)(sheng)的(de)(de)(de)(de)(de)呢?它主(zhu)要來自齒(chi)(chi)(chi)尖(jian)(jian)(jian)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng),鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)振(zhen)動及物料摩(mo)擦聲(sheng)(sheng)(sheng)(sheng)。齒(chi)(chi)(chi)尖(jian)(jian)(jian)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng):是當(dang)鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)高(gao)速(su)運轉(zhuan)時(shi),鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)鋸(ju)(ju)(ju)(ju)齒(chi)(chi)(chi)與(yu)周圍(wei)的(de)(de)(de)(de)(de)空氣相(xiang)(xiang)互作(zuo)(zuo)(zuo)用(yong),引(yin)起空氣的(de)(de)(de)(de)(de)壓力脈(mo)動而(er)產(chan)生(sheng)(sheng)的(de)(de)(de)(de)(de)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)。齒(chi)(chi)(chi)尖(jian)(jian)(jian)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)功率(lv)(lv)(lv)與(yu)鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)直徑、鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)線(xian)速(su)度的(de)(de)(de)(de)(de)三次(ci)(ci)方(fang)成正(zheng)比(bi),當(dang)轉(zhuan)速(su)越(yue)低時(shi),與(yu)其線(xian)速(su)度三次(ci)(ci)方(fang)成正(zheng)比(bi),齒(chi)(chi)(chi)尖(jian)(jian)(jian)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv)可(ke)(ke)由下(xia)式(shi)(shi)計算:式(shi)(shi)中(zhong):fi—齒(chi)(chi)(chi)尖(jian)(jian)(jian)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv),即鋸(ju)(ju)(ju)(ju)齒(chi)(chi)(chi)每(mei)秒打空氣質(zhi)點的(de)(de)(de)(de)(de)次(ci)(ci)數,(HZ)z—鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)齒(chi)(chi)(chi)數(個(ge))n—鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)軸(zhou)的(de)(de)(de)(de)(de)轉(zhuan)速(su)(r/min)i—諧波序號i=1、2、3……鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)旋(xuan)轉(zhuan)時(shi),每(mei)個(ge)齒(chi)(chi)(chi)尖(jian)(jian)(jian)產(chan)生(sheng)(sheng)單極輻射流(liu),并周期地通過(guo)工(gong)(gong)作(zuo)(zuo)(zuo)臺的(de)(de)(de)(de)(de)鋸(ju)(ju)(ju)(ju)縫向外(wai)排出,由于(yu)氣流(liu)壓力發生(sheng)(sheng)激烈變(bian)化,隨之(zhi)產(chan)生(sheng)(sheng)排氣噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng),排氣噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)升功率(lv)(lv)(lv)也隨著鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)線(xian)速(su)度增大(da)而(er)急(ji)劇增加(jia),它與(yu)氣流(liu)速(su)度的(de)(de)(de)(de)(de)6次(ci)(ci)方(fang)成正(zheng)比(bi),在(zai)(zai)(zai)線(xian)速(su)度較(jiao)(jiao)小時(shi),與(yu)其5次(ci)(ci)方(fang)成正(zheng)比(bi),則排氣噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv)為:式(shi)(shi)中(zhong):fi—排氣噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv),(HZ)z—鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)齒(chi)(chi)(chi)數(個(ge))n—鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)軸(zhou)的(de)(de)(de)(de)(de)轉(zhuan)速(su)(r/min)i—諧波序號i=1、2、3……在(zai)(zai)(zai)鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)高(gao)速(su)旋(xuan)轉(zhuan)時(shi),每(mei)當(dang)渦流(liu)分(fen)離的(de)(de)(de)(de)(de)頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv)與(yu)鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)固有頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv)相(xiang)(xiang)近時(shi),就發生(sheng)(sheng)共振(zhen),便(bian)(bian)發出“尖(jian)(jian)(jian)叫聲(sheng)(sheng)(sheng)(sheng)”,其頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv)為:f=z fr式(shi)(shi)中(zhong):z—鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)的(de)(de)(de)(de)(de)齒(chi)(chi)(chi)數(個(ge))fr—軸(zhou)回轉(zhuan)頻(pin)(pin)(pin)(pin)(pin)率(lv)(lv)(lv)(HZ)鋸(ju)(ju)(ju)(ju)片(pian)(pian)(pian)(pian)(pian)屬于(yu)薄壁件(jian),其剛性(xing)(xing)一般較(jiao)(jiao)差,在(zai)(zai)(zai)外(wai)力的(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)下(xia)很容(rong)易產(chan)生(sheng)(sheng)振(zhen)動,由于(yu)振(zhen)動便(bian)(bian)容(rong)易產(chan)生(sheng)(sheng)物料的(de)(de)(de)(de)(de)摩(mo)擦,因此該類的(de)(de)(de)(de)(de)噪(zao)(zao)(zao)(zao)音也就隨之(zhi)產(chan)生(sheng)(sheng)。

長期(qi)以(yi)來,國內(nei)外專家學者(zhe)對金剛石(shi)工(gong)(gong)具(ju)鋸切(qie)花崗巖(yan)(yan)(yan)(yan)的(de)(de)(de)(de)加(jia)(jia)工(gong)(gong)機理(li)(li)、金剛石(shi)工(gong)(gong)具(ju)的(de)(de)(de)(de)磨損機理(li)(li),以(yi)及鋸切(qie)加(jia)(jia)工(gong)(gong)過程(cheng)中(zhong)的(de)(de)(de)(de)鋸切(qie)力(li)做了大(da)量(liang)試驗和研(yan)究(jiu)(jiu),取得了令(ling)人矚(zhu)目的(de)(de)(de)(de)成(cheng)果,重(zhong)慶(qing)石(shi)材(cai)加(jia)(jia)工(gong)(gong)對石(shi)材(cai)鋸切(qie)加(jia)(jia)工(gong)(gong)及金剛石(shi)工(gong)(gong)具(ju)的(de)(de)(de)(de)研(yan)究(jiu)(jiu)開發(fa)起到了積極的(de)(de)(de)(de)推動作(zuo)用(yong)。裝修石(shi)材(cai)的(de)(de)(de)(de)運用(yong)你可知(zhi)怎樣(yang)選擇(ze)一般咱們(men)的(de)(de)(de)(de)石(shi)材(cai)多(duo)用(yong)于修建(jian),機械方面,重(zhong)慶(qing)石(shi)材(cai)加(jia)(jia)工(gong)(gong)廠告訴咱們(men)多(duo)選用(yong)哪些石(shi)材(cai)!1、大(da)理(li)(li)石(shi)大(da)理(li)(li)石(shi)是(shi)地(di)殼華夏有的(de)(de)(de)(de)巖(yan)(yan)(yan)(yan)石(shi)經過地(di)殼內(nei)高溫高壓(ya)作(zuo)用(yong)構成(cheng)的(de)(de)(de)(de)變(bian)質巖(yan)(yan)(yan)(yan)。地(di)殼的(de)(de)(de)(de)內(nei)力(li)作(zuo)用(yong)促進正(zheng)本的(de)(de)(de)(de)各類(lei)巖(yan)(yan)(yan)(yan)石(shi)發(fa)作(zuo)質的(de)(de)(de)(de)改(gai)動,即正(zheng)本巖(yan)(yan)(yan)(yan)石(shi)的(de)(de)(de)(de)構造(zao)、構造(zao)和礦藏(zang)成(cheng)分(fen)發(fa)作(zuo)改(gai)動。經過突變(bian)構成(cheng)的(de)(de)(de)(de)新的(de)(de)(de)(de)巖(yan)(yan)(yan)(yan)石(shi)稱為變(bian)質巖(yan)(yan)(yan)(yan)。由于石(shi)材(cai)異形加(jia)(jia)工(gong)(gong)機械大(da)理(li)(li)石(shi)一般都(dou)富(fu)含雜質,并且碳(tan)(tan)酸鈣在大(da)氣(qi)中(zhong)受二氧化碳(tan)(tan)、碳(tan)(tan)化物、水(shui)氣(qi)的(de)(de)(de)(de)作(zuo)用(yong),也簡略風化和溶蝕,而(er)使表面很快失(shi)去(qu)光澤。大(da)理(li)(li)石(shi)一般性質比照軟,這是(shi)相對于花崗石(shi)而(er)言的(de)(de)(de)(de)。

在(zai)兩個(ge)(ge)相(xiang)互垂直在(zai)內的(de)(de)(de)(de)(de)方向鋪兩條干(gan)砂道路,讓他的(de)(de)(de)(de)(de)寬(kuan)度(du)要(yao)(yao)(yao)大(da)于(yu)(yu)板(ban)寬(kuan)的(de)(de)(de)(de)(de)寬(kuan)度(du),厚度(du)要(yao)(yao)(yao)大(da)于(yu)(yu)3cm。結合(he)施(shi)工大(da)樣圖及(ji)景觀鋪裝(zhuang)(zhuang)分區(qu)實際尺(chi)寸,把鋪裝(zhuang)(zhuang)板(ban)塊排(pai)好,重(zhong)慶青石(shi)(shi)板(ban)材(cai)以便(bian)檢查(cha)板(ban)塊之間(jian)的(de)(de)(de)(de)(de)縫隙,核對板(ban)塊與(yu)墻面、柱、洞口、樹池、側緣石(shi)(shi)、平緣石(shi)(shi)邊(bian)等部位(wei)的(de)(de)(de)(de)(de)相(xiang)對位(wei)置。石(shi)(shi)材(cai)挑(tiao)選(xuan)(xuan)與(yu)辨(bian)(bian)別的(de)(de)(de)(de)(de)三個(ge)(ge)必(bi)知要(yao)(yao)(yao)點(dian)根據偉奇建材(cai)的(de)(de)(de)(de)(de)經驗,對于(yu)(yu)石(shi)(shi)材(cai)挑(tiao)選(xuan)(xuan)與(yu)辨(bian)(bian)別的(de)(de)(de)(de)(de)三個(ge)(ge)必(bi)知要(yao)(yao)(yao)點(dian):一、色調(diao)(diao);二(er)、裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi)的(de)(de)(de)(de)(de)意圖與(yu)環境(jing)影響;三、辨(bian)(bian)識飾(shi)(shi)(shi)(shi)面石(shi)(shi)材(cai)質量(liang)。接下來偉奇建材(cai)為大(da)家(jia)介紹(shao):一、色調(diao)(diao)天然飾(shi)(shi)(shi)(shi)面石(shi)(shi)材(cai)除需(xu)考慮(lv)(lv)色調(diao)(diao)選(xuan)(xuan)擇(ze)外,重(zhong)慶石(shi)(shi)材(cai)欄桿(gan)還要(yao)(yao)(yao)考慮(lv)(lv)建筑(zhu)(zhu)物的(de)(de)(de)(de)(de)功能。在(zai)家(jia)居(ju)中,客(ke)廳(ting)及(ji)臥室的(de)(de)(de)(de)(de)裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi)宜(yi)選(xuan)(xuan)用(yong)(yong)偏暖的(de)(de)(de)(de)(de)色調(diao)(diao),以顯(xian)示溫(wen)暖、舒(shu)適(shi)的(de)(de)(de)(de)(de)情調(diao)(diao);而用(yong)(yong)于(yu)(yu)衛(wei)生間(jian)、廚房的(de)(de)(de)(de)(de)裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi)宜(yi)選(xuan)(xuan)用(yong)(yong)素淡雅潔的(de)(de)(de)(de)(de)偏冷色調(diao)(diao),以顯(xian)示出清潔衛(wei)生。二(er)、裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi)的(de)(de)(de)(de)(de)意圖與(yu)環境(jing)影響由于(yu)(yu)使用(yong)(yong)天然飾(shi)(shi)(shi)(shi)面石(shi)(shi)材(cai)裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi)的(de)(de)(de)(de)(de)部位(wei)不同,所(suo)以選(xuan)(xuan)用(yong)(yong)的(de)(de)(de)(de)(de)石(shi)(shi)材(cai)類型也不同。用(yong)(yong)于(yu)(yu)室外建筑(zhu)(zhu)物裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi)時(shi),需(xu)經受水(shui)期(qi)風(feng)吹雨(yu)淋日曬,花(hua)崗(gang)石(shi)(shi)因(yin)為不含有(you)碳(tan)酸(suan)鹽,重(zhong)慶石(shi)(shi)材(cai)欄桿(gan)吸水(shui)率小,抗(kang)風(feng)化能力強(qiang),好選(xuan)(xuan)用(yong)(yong)各種類型的(de)(de)(de)(de)(de)花(hua)崗(gang)石(shi)(shi)石(shi)(shi)材(cai);用(yong)(yong)于(yu)(yu)廳(ting)堂地面裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi)的(de)(de)(de)(de)(de)飾(shi)(shi)(shi)(shi)面石(shi)(shi)材(cai),要(yao)(yao)(yao)求其(qi)物理(li)化學(xue)性能穩定,機械強(qiang)度(du)高,應(ying)首選(xuan)(xuan)花(hua)崗(gang)石(shi)(shi)類石(shi)(shi)材(cai);用(yong)(yong)于(yu)(yu)墻裙及(ji)家(jia)居(ju)臥室地面的(de)(de)(de)(de)(de)裝(zhuang)(zhuang)飾(shi)(shi)(shi)(shi),機械強(qiang)度(du)稍差,宜(yi)選(xuan)(xuan)用(yong)(yong)具有(you)美麗圖案的(de)(de)(de)(de)(de)大(da)理(li)石(shi)(shi)。

加(jia)裝隔聲(sheng)(sheng)罩(zhao)用(yong)(yong)(yong)(yong)隔聲(sheng)(sheng)罩(zhao)來降(jiang)(jiang)低鋸(ju)片(pian)加(jia)工(gong)時(shi)的(de)綜合噪(zao)聲(sheng)(sheng)是(shi)行之有效(xiao)的(de),罩(zhao)殼用(yong)(yong)(yong)(yong)鋼板(ban)制成,內涂阻尼材料、吸聲(sheng)(sheng)材料,選(xuan)擇超細玻(bo)璃棉,襯一層玻(bo)璃布。并(bing)用(yong)(yong)(yong)(yong)穿孔板(ban)護(hu)面。罩(zhao)殼、吸聲(sheng)(sheng)材料、穿孔板(ban)相對固(gu)定以(yi)防(fang)止設(she)備(bei)運轉造(zao)成系統共振引起新(xin)的(de)噪(zao)音(yin)。措施與(yu)能達到的(de)降(jiang)(jiang)噪(zao)效(xiao)果:(1)基體(ti)采(cai)用(yong)(yong)(yong)(yong)復合結構可(ke)(ke)以(yi)降(jiang)(jiang)噪(zao)10分(fen)貝左(zuo)(zuo)(zuo)右(you)(2)減振法蘭盤可(ke)(ke)以(yi)降(jiang)(jiang)噪(zao)3分(fen)貝左(zuo)(zuo)(zuo)右(you)(3)基體(ti)采(cai)用(yong)(yong)(yong)(yong)消音(yin)孔或消音(yin)縫5分(fen)貝左(zuo)(zuo)(zuo)右(you)(4)整體(ti)隔音(yin)罩(zhao)10分(fen)貝左(zuo)(zuo)(zuo)右(you)簡析人(ren)(ren)造(zao)石(shi)的(de)用(yong)(yong)(yong)(yong)途(tu)(tu)人(ren)(ren)造(zao)石(shi)材從誕生至今經歷幾十年(nian)的(de)研究、開發和創(chuang)新(xin),使人(ren)(ren)造(zao)石(shi)材能開發多種材料廣泛應(ying)用(yong)(yong)(yong)(yong)與(yu)商業(ye)、住宅、甚至軍事(shi)領域等(deng)。在(zai)商業(ye)用(yong)(yong)(yong)(yong)途(tu)(tu)上,人(ren)(ren)造(zao)石(shi)材的(de)使用(yong)(yong)(yong)(yong)幾乎不(bu)受限制。根據(ju)產品(pin)的(de)適應(ying)性,它(ta)可(ke)(ke)用(yong)(yong)(yong)(yong)于健康(kang)中心、醫療機構、公(gong)共寫字樓、廠礦公(gong)司、購物中心等(deng)空間里的(de)設(she)備(bei)設(she)施。

黔南裝修大理石石材因此,在飲食服務業方面,可用來設計獨創性的餐桌、陳列展臺及潔凈衛生的廚房工作臺,同理,當被用于有嚴格衛生標準的醫療衛生單位時,使用者根據人體線條,靈活設計、安裝在醫療室、化驗室、外科手術室。在家居裝飾方面,人造石材優越于一般傳統建材所沒有的耐酸、耐堿、耐冷熱、抗沖擊的特點,作為一種質感佳、色彩多的飾材,不僅能美化是內外裝飾,滿足其設計上的多樣化需求,更能為建筑師和設計師提供極為廣泛的設計空間,以創造空間,表達自然感覺。人造石材可以大理石石材廠根據不同的(de)要(yao)求配(pei)方做成(cheng)(cheng)一種(zhong)(zhong)先進的(de)合成(cheng)(cheng)物(wu),因其(qi)特(te)殊的(de)組成(cheng)(cheng)成(cheng)(cheng)份,使它很難被(bei)磨(mo)損,又由于顏色和圖案深及材(cai)料表(biao)里,因此(ci),可以(yi)對才質中凹紋、缺口或刮痕甚至比較嚴(yan)重的(de)磨(mo)損,只(zhi)要(yao)采(cai)取相應的(de)辦法(fa)進行翻新,便可回復如初(chu),向(xiang)新的(de)一樣(yang)。許多家(jia)庭在(zai)居室的(de)廚房和衛生(sheng)間的(de)裝修中都采(cai)用(yong)了人造石(shi)材(cai)作(zuo)臺(tai)面。由于人造石(shi)材(cai)是模(mo)仿天然(ran)(ran)大理(li)(li)(li)石(shi)的(de)表(biao)面紋理(li)(li)(li)加工而成(cheng)(cheng)的(de),具(ju)有(you)類似大理(li)(li)(li)石(shi)的(de)機理(li)(li)(li)特(te)點,在(zai)硬度、光澤(ze)及耐磨(mo)性上都比天然(ran)(ran)大理(li)(li)(li)石(shi)好,這種(zhong)(zhong)樹脂黏度低,易于成(cheng)(cheng)型、固(gu)(gu)化快,可在(zai)常溫下固(gu)(gu)化。

石(shi)材(cai)(cai)(cai)(cai)鋪(pu)(pu)(pu)裝之(zhi)前(qian)首要(yao)清(qing)潔(jie)石(shi)材(cai)(cai)(cai)(cai)表(biao)(biao)(biao)面(mian),使其清(qing)潔(jie)單(dan)調再(zai)用(yong)板刷(shua)(毛(mao)(mao)刷(shua))或滾筒的(de)方法對石(shi)材(cai)(cai)(cai)(cai)的(de)反、正面(mian)及四立(li)面(mian)刷(shua)兩遍水(shui)溶(rong)性防滲劑(ji)。為獲得佳(jia)效(xiao)果(guo),應(ying)使一層徹底進(jin)入(ru)基材(cai)(cai)(cai)(cai)后(hou)(hou)(1-2小時)再(zai)刷(shua)二遍。做完防滲處置起碼保護(hu)24小時后(hou)(hou)才華(hua)鋪(pu)(pu)(pu)裝。5、石(shi)材(cai)(cai)(cai)(cai)鋪(pu)(pu)(pu)裝時應(ying)留縫鋪(pu)(pu)(pu)貼(竹編馬賽克等在外(wai))。6、為加(jia)強黏(nian)貼的(de)健壯(zhuang)性及抗污性,建議運用(yong)粘結劑(ji)鋪(pu)(pu)(pu)貼。7、淡(dan)色(se)石(shi)材(cai)(cai)(cai)(cai)請(qing)運用(yong)淡(dan)色(se)填(tian)(tian)(tian)逢劑(ji)。8、板巖類石(shi)材(cai)(cai)(cai)(cai)表(biao)(biao)(biao)面(mian)是運用(yong)分(fen)外(wai)剝離技能制成,所以每片之(zhi)間(jian)存在薄厚不(bu)均表(biao)(biao)(biao)象。因其表(biao)(biao)(biao)面(mian)較粗糙(cao),填(tian)(tian)(tian)逢之(zhi)間(jian)請(qing)用(yong)軟布在表(biao)(biao)(biao)面(mian)抹擦少量食用(yong)油再(zai)填(tian)(tian)(tian)逢,以便于收拾(shi)填(tian)(tian)(tian)逢劑(ji)。注:填(tian)(tian)(tian)逢時要(yao)邊填(tian)(tian)(tian)邊用(yong)濕毛(mao)(mao)巾擦,不(bu)宜大面(mian)積(ji)鋪(pu)(pu)(pu)裝后(hou)(hou)再(zai)擦。9、砂巖產品(pin)表(biao)(biao)(biao)面(mian)沙孔(kong)較多,填(tian)(tian)(tian)縫之(zhi)前(qian)運用(yong)寬膠帶(dai)(dai)對穩中有降縫和周圍(wei)進(jin)行(xing)貼蓋,然(ran)后(hou)(hou)把縫隙處的(de)膠帶(dai)(dai)割開后(hou)(hou)再(zai)填(tian)(tian)(tian)縫,避免填(tian)(tian)(tian)縫劑(ji)黏(nian)于石(shi)材(cai)(cai)(cai)(cai)表(biao)(biao)(biao)面(mian)不(bu)宜收拾(shi)。