石(shi)(shi)(shi)(shi)材(cai)拼(pin)(pin)(pin)花(hua)(hua)補(bu)膠、研磨(mo)及相關注(zhu)意事(shi)項石(shi)(shi)(shi)(shi)材(cai)拼(pin)(pin)(pin)花(hua)(hua)，是一種(zhong)常見(jian)的(de)(de)(de)(de)(de)石(shi)(shi)(shi)(shi)材(cai)裝飾效(xiao)果。這種(zhong)工藝(yi)，其實(shi)從(cong)古至今都(dou)(dou)有(you)(you)。并且(qie)隨著現代設(she)(she)計和(he)制作(zuo)技(ji)術的(de)(de)(de)(de)(de)進步，漂亮的(de)(de)(de)(de)(de)石(shi)(shi)(shi)(shi)材(cai)拼(pin)(pin)(pin)花(hua)(hua)，大(da)有(you)(you)方(fang)興(xing)未艾之勢。我(wo)們(men)(men)做石(shi)(shi)(shi)(shi)材(cai)護(hu)理工程，將來遇到(dao)石(shi)(shi)(shi)(shi)材(cai)拼(pin)(pin)(pin)花(hua)(hua)的(de)(de)(de)(de)(de)機(ji)會，也(ye)會越(yue)來越(yue)多。本期我(wo)們(men)(men)就(jiu)介紹下石(shi)(shi)(shi)(shi)材(cai)拼(pin)(pin)(pin)花(hua)(hua)的(de)(de)(de)(de)(de)補(bu)膠、研磨(mo)等(deng)環節的(de)(de)(de)(de)(de)工藝(yi)。材(cai)料概念石(shi)(shi)(shi)(shi)材(cai)拼(pin)(pin)(pin)花(hua)(hua)設(she)(she)計，是指利(li)用天然石(shi)(shi)(shi)(shi)材(cai)的(de)(de)(de)(de)(de)不(bu)同色澤，通(tong)過(guo)設(she)(she)計和(he)加(jia)工，拼(pin)(pin)(pin)裝成不(bu)同花(hua)(hua)型、圖案、logo等(deng)各(ge)類(lei)(lei)效(xiao)果的(de)(de)(de)(de)(de)石(shi)(shi)(shi)(shi)材(cai)裝飾藝(yi)術。材(cai)料類(lei)(lei)型得益于技(ji)術的(de)(de)(de)(de)(de)進步，現代石(shi)(shi)(shi)(shi)材(cai)拼(pin)(pin)(pin)花(hua)(hua)設(she)(she)計，可謂“沒(mei)有(you)(you)做不(bu)到(dao)，只有(you)(you)想不(bu)到(dao)”——類(lei)(lei)型眾多，且(qie)幾乎隨時都(dou)(dou)有(you)(you)新(xin)的(de)(de)(de)(de)(de)設(she)(she)計和(he)類(lei)(lei)型出(chu)現。因此，在這里我(wo)們(men)(men)主要從(cong)石(shi)(shi)(shi)(shi)材(cai)護(hu)理的(de)(de)(de)(de)(de)角度(du)出(chu)發(fa)，對拼(pin)(pin)(pin)花(hua)(hua)進行(xing)分類(lei)(lei)。這樣的(de)(de)(de)(de)(de)分類(lei)(lei)，對補(bu)膠、研磨(mo)等(deng)工藝(yi)，是有(you)(you)直接的(de)(de)(de)(de)(de)影(ying)響的(de)(de)(de)(de)(de)。

自貢裝修瑪瑙黑石材廠完工后請(qing)對(dui)石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)找蠟保護(hu)。11、平常清(qing)潔(jie)(jie)時，請(qing)不(bu)(bu)要(yao)(yao)運用酸性(xing)清(qing)潔(jie)(jie)劑或粉(fen)末(mo)狀(zhuang)堿(jian)性(xing)清(qing)潔(jie)(jie)劑收(shou)拾石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)。重(zhong)(zhong)慶(qing)石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)工提醒石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)場(chang)(chang)(chang)(chang)(chang)需(xu)求(qiu)(qiu)出(chu)現分(fen)化，高檔(dang)次(ci)優質石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)走俏。跟著裝飾工作(zuo)的(de)(de)(de)(de)鼓起，我們(men)對(dui)于石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)的(de)(de)(de)(de)知道也越來越深，需(xu)求(qiu)(qiu)也在逐(zhu)步前(qian)進(jin)，這就(jiu)教唆高檔(dang)次(ci)石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)逐(zhu)步變成(cheng)商(shang)場(chang)(chang)(chang)(chang)(chang)干(gan)流(liu)、變成(cheng)了石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)場(chang)(chang)(chang)(chang)(chang)的(de)(de)(de)(de)寵兒。各地基礎設(she)施和(he)重(zhong)(zhong)點(dian)工程對(dui)高檔(dang)石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)需(xu)求(qiu)(qiu)不(bu)(bu)斷上升(sheng)，部分(fen)地區優質石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)出(chu)現缺(que)口(kou)，致使石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)進(jin)口(kou)大幅增(zeng)(zeng)加(jia)。進(jin)口(kou)首要(yao)(yao)用于種類的(de)(de)(de)(de)調劑，產品(pin)(pin)首要(yao)(yao)用于合資(zi)公司和(he)較(jiao)高檔(dang)的(de)(de)(de)(de)公共場(chang)(chang)(chang)(chang)(chang)所(suo)的(de)(de)(de)(de)建(jian)筑。其(qi)時，我國石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)場(chang)(chang)(chang)(chang)(chang)已(yi)經變成(cheng)世(shi)界石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)場(chang)(chang)(chang)(chang)(chang)不(bu)(bu)可或缺(que)的(de)(de)(de)(de)重(zhong)(zhong)要(yao)(yao)力(li)氣。依(yi)據其(qi)時的(de)(de)(de)(de)趨勢，在不(bu)(bu)久的(de)(de)(de)(de)將(jiang)來，世(shi)界石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)的(de)(de)(de)(de)出(chu)產與貿易(yi)中心將(jiang)會從歐(ou)洲轉到我國。重(zhong)(zhong)慶(qing)石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)加(jia)工廠在世(shi)界商(shang)場(chang)(chang)(chang)(chang)(chang)上，石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)產品(pin)(pin)增(zeng)(zeng)長速度高于世(shi)界經濟增(zeng)(zeng)長速度。石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)場(chang)(chang)(chang)(chang)(chang)展開遠景出(chu)色。小城(cheng)市和(he)經濟發(fa)達地區的(de)(de)(de)(de)鄉(xiang)村(cun)將(jiang)會是石(shi)(shi)(shi)(shi)(shi)材(cai)(cai)商(shang)場(chang)(chang)(chang)(chang)(chang)的(de)(de)(de)(de)花費搶手。

跟著加(jia)(jia)工(gong)(gong)(gong)(gong)設備和加(jia)(jia)工(gong)(gong)(gong)(gong)技術(shu)的(de)(de)(de)(de)跋(ba)涉以及生態觀念的(de)(de)(de)(de)加(jia)(jia)強，使得(de)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)可(ke)以加(jia)(jia)工(gong)(gong)(gong)(gong)成很薄(bo)(bo)(bo)(bo)的(de)(de)(de)(de)厚(hou)度(du)，一般石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)從25mm厚(hou)度(du)翻(fan)開到薄(bo)(bo)(bo)(bo)板(ban)12 mm再到超薄(bo)(bo)(bo)(bo)板(ban)5mm用了近十年(nian)的(de)(de)(de)(de)時刻(ke)，因(yin)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)是(shi)(shi)不可(ke)再生本(ben)錢(qian)，在(zai)往后(hou)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)的(de)(de)(de)(de)厚(hou)度(du)可(ke)以將(jiang)會越來越薄(bo)(bo)(bo)(bo)。此外，計算機在(zai)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)的(de)(de)(de)(de)薄(bo)(bo)(bo)(bo)型化(hua)加(jia)(jia)工(gong)(gong)(gong)(gong)中也起(qi)到了重(zhong)要的(de)(de)(de)(de)作用，可(ke)以使得(de)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)變的(de)(de)(de)(de)精巧，跋(ba)涉石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)的(de)(de)(de)(de)裝(zhuang)修功(gong)用。如石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)數控技術(shu)。跟著石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)技術(shu)的(de)(de)(de)(de)不斷(duan)翻(fan)開，重(zhong)慶石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)對一些新的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)加(jia)(jia)工(gong)(gong)(gong)(gong)辦法和技術(shu)得(de)到翻(fan)開和延(yan)伸，石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)薄(bo)(bo)(bo)(bo)板(ban)可(ke)以與不一樣質地(di)的(de)(de)(de)(de)基材(cai)(cai)(cai)(cai)經過膠(jiao)勃劑復(fu)合到一同(tong)，使石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)運(yun)用的(de)(de)(de)(de)領域和運(yun)用本(ben)錢(qian)得(de)到較(jiao)好(hao)(hao)的(de)(de)(de)(de)改(gai)善。像石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)與鋁蜂窩板(ban)復(fu)合，3一5mm分配的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)薄(bo)(bo)(bo)(bo)板(ban)與鋁蜂窩基板(ban)膠(jiao)鉆復(fu)合到一同(tong)，既節約了石(shi)(shi)(shi)(shi)料又減輕(qing)了制品(pin)的(de)(de)(de)(de)分量(liang)，可(ke)以較(jiao)好(hao)(hao)的(de)(de)(de)(de)將(jiang)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)作用體(ti)現在(zai)一些對承重(zhong)有著較(jiao)高需求的(de)(de)(de)(de)園林建筑中。薄(bo)(bo)(bo)(bo)型、超薄(bo)(bo)(bo)(bo)型天然(ran)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)因(yin)“薄(bo)(bo)(bo)(bo)”而降低本(ben)錢(qian)，以其薄(bo)(bo)(bo)(bo)、輕(qing)、透(tou)的(de)(de)(de)(de)優良(liang)特性已廣泛被認為是(shi)(shi)二十一世紀理想的(de)(de)(de)(de)綠色(se)環保建材(cai)(cai)(cai)(cai)之一。

跟著小城鎮特別是新(xin)(xin)鄉村建筑水(shui)平不斷前進，締造的(de)(de)投(tou)入也(ye)將(jiang)加(jia)大。無疑石(shi)材(cai)(cai)商(shang)場(chang)的(de)(de)潛(qian)力(li)(li)(li)極端無窮，石(shi)材(cai)(cai)裝飾已(yi)變成鄉村家庭裝飾搶手。據悉(xi)，我(wo)國小城市民宅的(de)(de)裝飾有一半(ban)以(yi)上選用(yong)(yong)天然(ran)石(shi)材(cai)(cai)裝飾。但(dan)就國內形勢來看，在出產(chan)(chan)技(ji)術(shu)落后(hou)的(de)(de)情(qing)況(kuang)下(xia)，公(gong)(gong)司只能采用(yong)(yong)大量(liang)的(de)(de)賤(jian)賣勞動(dong)力(li)(li)(li)來填補技(ji)能縫隙。這不只使(shi)公(gong)(gong)司效益縮水(shui)，還直接引(yin)發(fa)了(le)產(chan)(chan)品(pin)(pin)質(zhi)量(liang)、產(chan)(chan)品(pin)(pin)維護養護等(deng)一系列(lie)問題(ti)。致使(shi)了(le)工(gong)作展(zhan)(zhan)開的(de)(de)瓶頸，給(gei)工(gong)作、公(gong)(gong)司的(de)(de)展(zhan)(zhan)開帶來了(le)風險。面對(dui)其時的(de)(de)各種情(qing)況(kuang)，石(shi)材(cai)(cai)公(gong)(gong)司如能努力(li)(li)(li)前進出產(chan)(chan)技(ji)術(shu)，加(jia)強對(dui)新(xin)(xin)產(chan)(chan)品(pin)(pin)、新(xin)(xin)技(ji)術(shu)品(pin)(pin)的(de)(de)開發(fa)運(yun)用(yong)(yong)，以(yi)立異為(wei)方向，重(zhong)慶石(shi)材(cai)(cai)加(jia)工(gong)活潑引(yin)導花費，悉(xi)數拓展(zhan)(zhan)開發(fa)新(xin)(xin)產(chan)(chan)品(pin)(pin)，將(jiang)新(xin)(xin)技(ji)能、新(xin)(xin)技(ji)術(shu)運(yun)用(yong)(yong)到多個(ge)商(shang)場(chang)領域，前進產(chan)(chan)品(pin)(pin)附(fu)加(jia)值，無疑將(jiang)會贏(ying)得(de)廣大的(de)(de)展(zhan)(zhan)開商(shang)機。

不銹鋼(gang)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)掛件鋼(gang)號(hao)為202以(yi)上(shang)，或根據(ju)項目(mu)實(shi)際需(xu)(xu)要(yao)采(cai)(cai)用(yong)(yong)304鋼(gang)號(hao)連(lian)接配件。（2）石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)厚度要(yao)求在(zai)20mm以(yi)上(shang)，2500mm高以(yi)內的墻(qiang)體，豎(shu)向(xiang)需(xu)(xu)采(cai)(cai)用(yong)(yong)5#槽(cao)鋼(gang)，橫(heng)向(xiang)采(cai)(cai)用(yong)(yong)40mmx40mm型角(jiao)(jiao)鋼(gang)，間距根據(ju)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)的橫(heng)縫(feng)排版(ban)確定(ding)，2500mm高以(yi)上(shang)的墻(qiang)體，豎(shu)向(xiang)需(xu)(xu)采(cai)(cai)用(yong)(yong)8#槽(cao)鋼(gang)，橫(heng)向(xiang)采(cai)(cai)50mmx50mm型角(jiao)(jiao)鋼(gang)，間距根據(ju)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)的恒(heng)豐排版(ban)確定(ding)。3、膠粘(zhan)(zhan)劑粘(zhan)(zhan)貼(tie)施工工藝(yi)木基(ji)層(ceng)面(mian)粘(zhan)(zhan)貼(tie)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)工藝(yi)，適用(yong)(yong)于小面(mian)積、小塊面(mian)材(cai)(cai)(cai)(cai)(cai)料施工范圍（如文化石(shi)(shi)(shi)(shi)、裝飾線(xian)、踢腳線(xian)），須(xu)用(yong)(yong)AB膠結合不銹鋼(gang)自攻(gong)螺釘粘(zhan)(zhan)接固定(ding)，石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)背面(mian)應挖成倒八(ba)字型孔，要(yao)做好防腐處理。三、墻(qiang)面(mian)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)細部收口要(yao)點1、石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)墻(qiang)面(mian)橫(heng)縫(feng)，需(xu)(xu)根據(ju)人體的視線(xian)高度排布，施工時需(xu)(xu)廠(chang)家(jia)定(ding)加(jia)工，現場安裝。2、墻(qiang)面(mian)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)陽(yang)角(jiao)(jiao)收口均(jun)需(xu)(xu)45度拼(pin)接對角(jiao)(jiao)處理；待墻(qiang)面(mian)石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)全部鋪貼(tie)完成后，須(xu)調制與石(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)同色(se)的云石(shi)(shi)(shi)(shi)膠作勾縫(feng)處理，勾縫(feng)必須(xu)嚴密。

在(zai)兩個(ge)相(xiang)互垂直在(zai)內的(de)(de)(de)方向鋪(pu)兩條干砂道(dao)路(lu)，讓他的(de)(de)(de)寬(kuan)度(du)要(yao)(yao)大于(yu)(yu)板(ban)(ban)寬(kuan)的(de)(de)(de)寬(kuan)度(du)，厚度(du)要(yao)(yao)大于(yu)(yu)3cm。結(jie)合施工(gong)大樣圖(tu)及(ji)景觀鋪(pu)裝(zhuang)(zhuang)(zhuang)(zhuang)分區實際尺寸，把鋪(pu)裝(zhuang)(zhuang)(zhuang)(zhuang)板(ban)(ban)塊排好，重(zhong)慶青石(shi)(shi)(shi)(shi)板(ban)(ban)材(cai)(cai)以(yi)(yi)便檢查板(ban)(ban)塊之(zhi)間(jian)的(de)(de)(de)縫隙，核(he)對(dui)板(ban)(ban)塊與(yu)墻(qiang)面、柱、洞口、樹池(chi)、側緣石(shi)(shi)(shi)(shi)、平緣石(shi)(shi)(shi)(shi)邊(bian)等部(bu)位的(de)(de)(de)相(xiang)對(dui)位置。石(shi)(shi)(shi)(shi)材(cai)(cai)挑(tiao)選(xuan)與(yu)辨(bian)別的(de)(de)(de)三(san)個(ge)必知(zhi)要(yao)(yao)點(dian)(dian)根據偉奇(qi)建(jian)材(cai)(cai)的(de)(de)(de)經(jing)驗，對(dui)于(yu)(yu)石(shi)(shi)(shi)(shi)材(cai)(cai)挑(tiao)選(xuan)與(yu)辨(bian)別的(de)(de)(de)三(san)個(ge)必知(zhi)要(yao)(yao)點(dian)(dian)：一、色(se)(se)(se)調(diao)(diao)；二、裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)的(de)(de)(de)意圖(tu)與(yu)環(huan)境影響；三(san)、辨(bian)識飾(shi)(shi)面石(shi)(shi)(shi)(shi)材(cai)(cai)質量。接下來偉奇(qi)建(jian)材(cai)(cai)為大家介紹(shao)：一、色(se)(se)(se)調(diao)(diao)天然(ran)飾(shi)(shi)面石(shi)(shi)(shi)(shi)材(cai)(cai)除(chu)需考慮色(se)(se)(se)調(diao)(diao)選(xuan)擇外，重(zhong)慶石(shi)(shi)(shi)(shi)材(cai)(cai)欄(lan)桿(gan)還要(yao)(yao)考慮建(jian)筑物(wu)的(de)(de)(de)功(gong)能(neng)(neng)(neng)。在(zai)家居(ju)中(zhong)，客廳及(ji)臥(wo)室(shi)的(de)(de)(de)裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)宜(yi)選(xuan)用(yong)(yong)偏暖的(de)(de)(de)色(se)(se)(se)調(diao)(diao)，以(yi)(yi)顯(xian)示溫暖、舒適的(de)(de)(de)情調(diao)(diao)；而用(yong)(yong)于(yu)(yu)衛生間(jian)、廚房的(de)(de)(de)裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)宜(yi)選(xuan)用(yong)(yong)素(su)淡(dan)雅潔(jie)的(de)(de)(de)偏冷色(se)(se)(se)調(diao)(diao)，以(yi)(yi)顯(xian)示出(chu)清潔(jie)衛生。二、裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)的(de)(de)(de)意圖(tu)與(yu)環(huan)境影響由于(yu)(yu)使用(yong)(yong)天然(ran)飾(shi)(shi)面石(shi)(shi)(shi)(shi)材(cai)(cai)裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)的(de)(de)(de)部(bu)位不同，所以(yi)(yi)選(xuan)用(yong)(yong)的(de)(de)(de)石(shi)(shi)(shi)(shi)材(cai)(cai)類(lei)(lei)型也不同。用(yong)(yong)于(yu)(yu)室(shi)外建(jian)筑物(wu)裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)時，需經(jing)受(shou)水期風吹雨淋日(ri)曬(shai)，花崗(gang)(gang)石(shi)(shi)(shi)(shi)因為不含有碳酸鹽，重(zhong)慶石(shi)(shi)(shi)(shi)材(cai)(cai)欄(lan)桿(gan)吸水率小(xiao)，抗風化能(neng)(neng)(neng)力強，好選(xuan)用(yong)(yong)各(ge)種(zhong)類(lei)(lei)型的(de)(de)(de)花崗(gang)(gang)石(shi)(shi)(shi)(shi)石(shi)(shi)(shi)(shi)材(cai)(cai)；用(yong)(yong)于(yu)(yu)廳堂(tang)地面裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)的(de)(de)(de)飾(shi)(shi)面石(shi)(shi)(shi)(shi)材(cai)(cai)，要(yao)(yao)求其物(wu)理(li)化學性(xing)能(neng)(neng)(neng)穩定，機(ji)械強度(du)高，應首選(xuan)花崗(gang)(gang)石(shi)(shi)(shi)(shi)類(lei)(lei)石(shi)(shi)(shi)(shi)材(cai)(cai)；用(yong)(yong)于(yu)(yu)墻(qiang)裙(qun)及(ji)家居(ju)臥(wo)室(shi)地面的(de)(de)(de)裝(zhuang)(zhuang)(zhuang)(zhuang)飾(shi)(shi)，機(ji)械強度(du)稍差，宜(yi)選(xuan)用(yong)(yong)具有美麗圖(tu)案的(de)(de)(de)大理(li)石(shi)(shi)(shi)(shi)。