當(dang)它作用于柜臺(tai)、墻(qiang)體(ti)、水(shui)槽(cao)、展示架、家(jia)具、電梯等(deng)器物(wu)時，色彩紋(wen)理設(she)計(ji)獨(du)特(te)的(de)(de)人(ren)造石材無(wu)不顯示其(qi)體(ti)貼、溫暖(nuan)、可(ke)(ke)(ke)塑性(xing)強(qiang)、可(ke)(ke)(ke)自(zi)由(you)切(qie)裁、彎曲、研(yan)磨、接合耐久等(deng)卓(zhuo)越性(xing)能，產品的(de)(de)這些特(te)點，是消費者在使(shi)用時可(ke)(ke)(ke)以大(da)膽創作，保持美感。人(ren)造石材可(ke)(ke)(ke)以根(gen)據使(shi)用的(de)(de)需要做成(cheng)各種應用等(deng)級(ji)的(de)(de)材料，是衛(wei)(wei)生(sheng)(sheng)環保材料，實(shi)心無(wu)孔，毫無(wu)隱污納垢的(de)(de)空(kong)洞或縫隙。其(qi)表面接縫非常緊密，不會被(bei)(bei)水(shui)滲透。因此，在飲食服務業方面，可(ke)(ke)(ke)用來設(she)計(ji)獨(du)創性(xing)的(de)(de)餐桌、陳(chen)列展臺(tai)及(ji)潔凈(jing)衛(wei)(wei)生(sheng)(sheng)的(de)(de)廚房工作臺(tai)，同理，當(dang)被(bei)(bei)用于有(you)嚴(yan)格衛(wei)(wei)生(sheng)(sheng)標準的(de)(de)醫(yi)療衛(wei)(wei)生(sheng)(sheng)單(dan)位時，使(shi)用者根(gen)據人(ren)體(ti)線條，靈活設(she)計(ji)、安裝在醫(yi)療室、化(hua)驗室、外(wai)科(ke)手術室。

天(tian)(tian)然(ran)(ran)(ran)石(shi)(shi)材(cai)(cai)(cai)硬(ying)度大，脆性(xing)大，不(bu)耐(nai)撞擊(ji)，易破(po)碎，耐(nai)沖擊(ji)性(xing)比天(tian)(tian)然(ran)(ran)(ran)石(shi)(shi)材(cai)(cai)(cai)好。(4)加(jia)工制(zhi)作(zuo)方(fang)便(bian)。人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)的(de)(de)硬(ying)度和(he)(he)韌性(xing)已調整到一定范(fan)圍。可(ke)(ke)以像做(zuo)硬(ying)木一樣加(jia)工，凡是(shi)木工用(yong)(yong)(yong)的(de)(de)工具(ju)和(he)(he)機械設備(bei)都可(ke)(ke)以用(yong)(yong)(yong)于(yu)(yu)人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)材(cai)(cai)(cai)的(de)(de)制(zhi)作(zuo)加(jia)工，可(ke)(ke)粘接(利用(yong)(yong)(yong)專用(yong)(yong)(yong)膠(jiao)水，各(ge)種臺面(mian)均(jun)可(ke)(ke)接得“天(tian)(tian)衣無縫”)，可(ke)(ke)彎(wan)曲，可(ke)(ke)加(jia)工成(cheng)各(ge)種形狀，這是(shi)天(tian)(tian)然(ran)(ran)(ran)石(shi)(shi)材(cai)(cai)(cai)無法比擬的(de)(de)。(5)結構(gou)致(zhi)密，清潔衛生(sheng)(sheng)，天(tian)(tian)然(ran)(ran)(ran)石(shi)(shi)材(cai)(cai)(cai)存在(zai)著(zhu)天(tian)(tian)然(ran)(ran)(ran)微孔(kong)，在(zai)做(zuo)櫥柜(ju)的(de)(de)臺面(mian)時，菜湯等(deng)(deng)(deng)(deng)營養物(wu)(wu)質易滲(shen)入其內，滋生(sheng)(sheng)細(xi)菌;而人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)材(cai)(cai)(cai)結構(gou)致(zhi)密，無微孔(kong)，液體物(wu)(wu)質不(bu)能滲(shen)入，細(xi)菌不(bu)能在(zai)其中生(sheng)(sheng)長，故(gu)有(you)些商家(jia)(jia)把(ba)人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)炒作(zuo)為“抗菌石(shi)(shi)”也有(you)其道理。人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)材(cai)(cai)(cai)從誕生(sheng)(sheng)至(zhi)今經歷幾十年的(de)(de)研究、開(kai)發和(he)(he)創新(xin)，使(shi)人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)材(cai)(cai)(cai)能開(kai)發多種材(cai)(cai)(cai)料(liao)廣泛應(ying)用(yong)(yong)(yong)與商業、住(zhu)宅、甚至(zhi)軍事領域等(deng)(deng)(deng)(deng)。在(zai)商業用(yong)(yong)(yong)途(tu)上，人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)材(cai)(cai)(cai)的(de)(de)使(shi)用(yong)(yong)(yong)幾乎不(bu)受限制(zhi)。根(gen)(gen)據(ju)產品的(de)(de)適(shi)應(ying)性(xing)，它可(ke)(ke)用(yong)(yong)(yong)于(yu)(yu)健康(kang)中心(xin)、醫療機構(gou)、公(gong)共寫(xie)字樓、廠礦(kuang)公(gong)司、購物(wu)(wu)中心(xin)等(deng)(deng)(deng)(deng)空間里的(de)(de)設備(bei)設施。當它作(zuo)用(yong)(yong)(yong)于(yu)(yu)柜(ju)臺、墻體、水槽、展示(shi)架、家(jia)(jia)具(ju)、電梯等(deng)(deng)(deng)(deng)器物(wu)(wu)時，色彩紋理設計獨特(te)的(de)(de)人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)材(cai)(cai)(cai)無不(bu)顯示(shi)其體貼、溫暖、可(ke)(ke)塑性(xing)強、可(ke)(ke)自由切(qie)裁(cai)、彎(wan)曲、研磨(mo)、接合耐(nai)久等(deng)(deng)(deng)(deng)卓(zhuo)越性(xing)能，產品的(de)(de)這些特(te)點(dian)，是(shi)消(xiao)費者(zhe)在(zai)使(shi)用(yong)(yong)(yong)時可(ke)(ke)以大膽創作(zuo)，保持(chi)美感(gan)。人(ren)(ren)(ren)造(zao)(zao)(zao)(zao)石(shi)(shi)材(cai)(cai)(cai)可(ke)(ke)以根(gen)(gen)據(ju)使(shi)用(yong)(yong)(yong)的(de)(de)需(xu)要做(zuo)成(cheng)各(ge)種應(ying)用(yong)(yong)(yong)等(deng)(deng)(deng)(deng)級的(de)(de)材(cai)(cai)(cai)料(liao)，是(shi)衛生(sheng)(sheng)環保材(cai)(cai)(cai)料(liao)，實心(xin)無孔(kong)，毫(hao)無隱污納垢(gou)的(de)(de)空洞或縫隙。其表面(mian)接縫非常(chang)緊(jin)密，不(bu)會被(bei)水滲(shen)透。

近年來中(zhong)國作為石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)開采(cai)和(he)(he)(he)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)的(de)領頭國，生產240個(ge)品種(zhong)的(de)花(hua)崗(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)，石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)總產量約(yue)占世(shi)界的(de)65%。在(zai)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)中(zhong)，石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)工(gong)(gong)(gong)(gong)(gong)具(ju)(ju)(ju)占有(you)(you)重要(yao)(yao)地位。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)主要(yao)(yao)包括石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)鋸(ju)割(ge)(ge)(ge)、石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)磨(mo)削和(he)(he)(he)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)拋光。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)具(ju)(ju)(ju)主要(yao)(yao)采(cai)用(yong)金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)磨(mo)料和(he)(he)(he)陶(tao)瓷磨(mo)料。在(zai)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)中(zhong)，鋸(ju)切(qie)(qie)(qie)(qie)(qie)(qie)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)是機(ji)械(xie)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)的(de)一道工(gong)(gong)(gong)(gong)(gong)序，鋸(ju)切(qie)(qie)(qie)(qie)(qie)(qie)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)成本占整個(ge)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)成本的(de)50%以上。目前，石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)等硬(ying)脆(cui)(cui)材(cai)(cai)料的(de)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)主要(yao)(yao)采(cai)用(yong)各種(zhong)金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具(ju)(ju)(ju)。由于(yu)(yu)金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)是自然(ran)界已(yi)知(zhi)的(de)硬(ying)物質，其優異性能(neng)決定(ding)其在(zai)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)等硬(ying)脆(cui)(cui)材(cai)(cai)料切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)領域具(ju)(ju)(ju)有(you)(you)廣(guang)闊的(de)發展前景(jing)。應(ying)用(yong)金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)(gong)(gong)具(ju)(ju)(ju)鋸(ju)切(qie)(qie)(qie)(qie)(qie)(qie)硬(ying)脆(cui)(cui)材(cai)(cai)料的(de)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)方(fang)式主要(yao)(yao)有(you)(you)圓鋸(ju)片切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)、金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)帶鋸(ju)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)、金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)框架鋸(ju)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)、金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)串珠繩鋸(ju)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)等。重慶石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)盡管(guan)每種(zhong)方(fang)法有(you)(you)不同的(de)特點(dian)和(he)(he)(he)應(ying)用(yong)范圍，但其切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)機(ji)理(li)(li)(li)(li)和(he)(he)(he)金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)磨(mo)損(sun)機(ji)理(li)(li)(li)(li)卻大致相同。由于(yu)(yu)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)是金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具(ju)(ju)(ju)主要(yao)(yao)的(de)用(yong)途(tu)，因此(ci)，深入研(yan)究石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)鋸(ju)切(qie)(qie)(qie)(qie)(qie)(qie)機(ji)理(li)(li)(li)(li)和(he)(he)(he)金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具(ju)(ju)(ju)的(de)磨(mo)損(sun)機(ji)理(li)(li)(li)(li)對(dui)于(yu)(yu)金(jin)(jin)(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)(qie)(qie)割(ge)(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具(ju)(ju)(ju)的(de)合理(li)(li)(li)(li)制造(zao)與正確使用(yong)具(ju)(ju)(ju)有(you)(you)重要(yao)(yao)意義(yi)。

由(you)于(yu)磨(mo)(mo)(mo)拋(pao)(pao)時的(de)(de)磨(mo)(mo)(mo)削力(li)遠小于(yu)成型切割(ge)時的(de)(de)切削阻力(li)，所以(yi)裝(zhuang)(zhuang)夾磨(mo)(mo)(mo)拋(pao)(pao)圓(yuan)柱(zhu)(zhu)時，在床頭箱一端(duan)，只(zhi)使(shi)(shi)用(yong)(yong)(yong)中心孔支承即可。視被磨(mo)(mo)(mo)拋(pao)(pao)石材(cai)(cai)(cai)材(cai)(cai)(cai)質不同(tong)，磨(mo)(mo)(mo)拋(pao)(pao)磨(mo)(mo)(mo)料的(de)(de)級配(pei)也有所區別。如加工(gong)花(hua)崗石時，可以(yi)使(shi)(shi)用(yong)(yong)(yong)5種粗(cu)細(xi)不同(tong)的(de)(de)磨(mo)(mo)(mo)料，加工(gong)大(da)理石可以(yi)使(shi)(shi)用(yong)(yong)(yong)“種磨(mo)(mo)(mo)料。由(you)于(yu)欄(lan)桿(gan)柱(zhu)(zhu)、花(hua)瓶等(deng)制品的(de)(de)輪廓線(xian)凹凸變化(hua)起伏大(da)，重(zhong)慶石材(cai)(cai)(cai)加工(gong)使(shi)(shi)用(yong)(yong)(yong)上述圓(yuan)環型磨(mo)(mo)(mo)料{艮難磨(mo)(mo)(mo)拋(pao)(pao)加工(gong)，所以(yi)目前(qian)仍(reng)使(shi)(shi)用(yong)(yong)(yong)手動研磨(mo)(mo)(mo)異形回轉體的(de)(de)簡易磨(mo)(mo)(mo)拋(pao)(pao)設備，完成欄(lan)奸(jian)柱(zhu)(zhu)等(deng)制品的(de)(de)拋(pao)(pao)光(guang)加工(gong)。（二）端(duan)面切邊加工(gong)圓(yuan)柱(zhu)(zhu)的(de)(de)拋(pao)(pao)光(guang)加工(gong)結束后，可以(yi)使(shi)(shi)用(yong)(yong)(yong)金(jin)剛石鋸片切割(ge)圓(yuan)柱(zhu)(zhu)的(de)(de)兩個端(duan)面，使(shi)(shi)其長度尺(chi)寸達到成品尺(chi)寸要求。必(bi)須(xu)注意，切割(ge)后的(de)(de)端(duan)面與其軸線(xian)的(de)(de)夾角應該略(lve)小于(yu)90度，重(zhong)慶石材(cai)(cai)(cai)加工(gong)這樣在安裝(zhuang)(zhuang)時，接縫才能小而美觀。

眉山建筑卡拉拉白大理石石材公司浴(yu)缸(gang)(gang)石(shi)(shi)(shi)材(cai)收(shou)口施(shi)(shi)工(gong)：（1）浴(yu)缸(gang)(gang)與石(shi)(shi)(shi)材(cai)相接部位按浴(yu)缸(gang)(gang)邊(bian)(bian)(bian)緣壓石(shi)(shi)(shi)材(cai)的做法施(shi)(shi)工(gong)，石(shi)(shi)(shi)材(cai)臺(tai)(tai)(tai)面(mian)(mian)按整(zheng)塊(kuai)石(shi)(shi)(shi)材(cai)根據浴(yu)缸(gang)(gang)尺寸切割鏤空磨邊(bian)(bian)(bian)，工(gong)廠加工(gong)完成后(hou)(hou)現場安(an)裝(zhuang)，石(shi)(shi)(shi)材(cai)與浴(yu)缸(gang)(gang)交(jiao)界處用(yong)耐候膠收(shou)口。（2）浴(yu)缸(gang)(gang)周邊(bian)(bian)(bian)石(shi)(shi)(shi)材(cai)部位作4*4鍍鋅角鋼支撐(cheng)架(jia)，鋼絲網泥沙(sha)漿(jiang)粉刷后(hou)(hou)再安(an)裝(zhuang)石(shi)(shi)(shi)材(cai)，并(bing)留設石(shi)(shi)(shi)材(cai)檢(jian)(jian)修暗門，檢(jian)(jian)修門規(gui)格及方(fang)向需(xu)符(fu)合檢(jian)(jian)修要(yao)求。11、全(quan)窗(chuang)(chuang)臺(tai)(tai)(tai)柜(ju)櫥臺(tai)(tai)(tai)面(mian)(mian)翻邊(bian)(bian)(bian)施(shi)(shi)工(gong)：人造(zao)石(shi)(shi)(shi)臺(tai)(tai)(tai)面(mian)(mian)板與窗(chuang)(chuang)臺(tai)(tai)(tai)部位高差50-70mm，為保證(zheng)整(zheng)體美觀效果，人造(zao)石(shi)(shi)(shi)臺(tai)(tai)(tai)面(mian)(mian)擋水(shui)(shui)應跟(gen)(gen)(gen)通至(zhi)窗(chuang)(chuang)框邊(bian)(bian)(bian)。12、高窗(chuang)(chuang)臺(tai)(tai)(tai)櫥柜(ju)臺(tai)(tai)(tai)面(mian)(mian)翻邊(bian)(bian)(bian)施(shi)(shi)工(gong)：人造(zao)石(shi)(shi)(shi)臺(tai)(tai)(tai)面(mian)(mian)板與窗(chuang)(chuang)臺(tai)(tai)(tai)部位高差大于(yu)80mm，人造(zao)石(shi)(shi)(shi)臺(tai)(tai)(tai)面(mian)(mian)擋水(shui)(shui)外凸，窗(chuang)(chuang)臺(tai)(tai)(tai)邊(bian)(bian)(bian)用(yong)人造(zao)石(shi)(shi)(shi)或(huo)廚房面(mian)(mian)磚跟(gen)(gen)(gen)通。13、低窗(chuang)(chuang)臺(tai)(tai)(tai)櫥柜(ju)臺(tai)(tai)(tai)面(mian)(mian)翻遍施(shi)(shi)工(gong)：（1）窗(chuang)(chuang)臺(tai)(tai)(tai)部位低于(yu)人造(zao)石(shi)(shi)(shi)臺(tai)(tai)(tai)面(mian)(mian)板，人造(zao)石(shi)(shi)(shi)臺(tai)(tai)(tai)面(mian)(mian)擋水(shui)(shui)做出后(hou)(hou)需(xu)跟(gen)(gen)(gen)至(zhi)窗(chuang)(chuang)邊(bian)(bian)(bian)或(huo)預(yu)留。（2）不(bu)小(xiao)于(yu)100mm的操作空間后(hou)(hou)跟(gen)(gen)(gen)通至(zhi)窗(chuang)(chuang)臺(tai)(tai)(tai)面(mian)(mian)。大理石(shi)(shi)(shi)地面(mian)(mian)如何養護(hu)？

在(zai)兩個(ge)相互垂直(zhi)在(zai)內(nei)的(de)(de)(de)方向(xiang)鋪(pu)兩條(tiao)干砂(sha)道路，讓(rang)他的(de)(de)(de)寬(kuan)度(du)要大(da)于板(ban)寬(kuan)的(de)(de)(de)寬(kuan)度(du)，厚度(du)要大(da)于3cm。結(jie)合(he)施工大(da)樣(yang)圖及景觀鋪(pu)裝(zhuang)(zhuang)分區實際尺寸，把鋪(pu)裝(zhuang)(zhuang)板(ban)塊排(pai)好(hao)，重慶青(qing)(qing)石(shi)板(ban)材(cai)(cai)以便檢查板(ban)塊之間的(de)(de)(de)縫(feng)隙(xi)，核對板(ban)塊與墻面、柱、洞口、樹池、側緣石(shi)、平緣石(shi)邊等部位的(de)(de)(de)相對位置(zhi)。裝(zhuang)(zhuang)飾石(shi)材(cai)(cai)具備(bei)的(de)(de)(de)基本條(tiao)件(jian)具備(bei)裝(zhuang)(zhuang)飾石(shi)材(cai)(cai)必(bi)須(xu)符合(he)3條(tiao)基本條(tiao)件(jian)。①有外(wai)在(zai)美(mei)學裝(zhuang)(zhuang)飾性(xing)。這是(shi)(shi)從(cong)視覺和人的(de)(de)(de)欣賞、歷史(shi)文化角度(du)認識(shi)的(de)(de)(de)，重慶青(qing)(qing)石(shi)板(ban)材(cai)(cai)各個(ge)民族、地域、習慣、喜好(hao)不(bu)同，使(shi)用的(de)(de)(de)裝(zhuang)(zhuang)飾石(shi)材(cai)(cai)色(se)彩、種類也不(bu)同，重慶青(qing)(qing)石(shi)板(ban)材(cai)(cai)但不(bu)管怎樣(yang)只要是(shi)(shi)作為裝(zhuang)(zhuang)飾裝(zhuang)(zhuang)修使(shi)用就必(bi)須(xu)要考慮(lv)石(shi)材(cai)(cai)的(de)(de)(de)外(wai)在(zai)美(mei)觀。這是(shi)(shi)設計(ji)、選擇裝(zhuang)(zhuang)飾石(shi)材(cai)(cai)的(de)(de)(de)首要因素(su)。