大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)基(ji)(ji)準測(ce)(ce)量和(he)(he)材點：大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)是(shi)(shi)用(yong)(yong)的(de)(de)(de)(de)(de)石(shi)(shi)質(zhi)材料(liao)制(zhi)成的(de)(de)(de)(de)(de)基(ji)(ji)準測(ce)(ce)量工(gong)(gong)(gong)具，對儀(yi)器表(biao)，工(gong)(gong)(gong)具，機(ji)(ji)械(xie)(xie)制(zhi)件(jian)的(de)(de)(de)(de)(de)檢(jian)(jian)驗，都(dou)是(shi)(shi)理想(xiang)的(de)(de)(de)(de)(de)基(ji)(ji)準面(mian)。特(te)別(bie)是(shi)(shi)用(yong)(yong)于(yu)的(de)(de)(de)(de)(de)測(ce)(ce)量方面(mian)，由于(yu)它的(de)(de)(de)(de)(de)特(te)性(xing)(xing)，而使(shi)鑄鐵(tie)平(ping)板(ban)相形見拙。大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)適用(yong)(yong)于(yu)工(gong)(gong)(gong)業生(sheng)產和(he)(he)實驗室的(de)(de)(de)(de)(de)測(ce)(ce)量工(gong)(gong)(gong)作。大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)是(shi)(shi)用(yong)(yong)的(de)(de)(de)(de)(de)石(shi)(shi)質(zhi)材料(liao)制(zhi)成的(de)(de)(de)(de)(de)基(ji)(ji)準測(ce)(ce)量工(gong)(gong)(gong)具，對儀(yi)器儀(yi)表(biao)、工(gong)(gong)(gong)具、機(ji)(ji)械(xie)(xie)制(zhi)件(jian)的(de)(de)(de)(de)(de)檢(jian)(jian)驗，都(dou)是(shi)(shi)理想(xiang)的(de)(de)(de)(de)(de)基(ji)(ji)準面(mian)。特(te)別(bie)是(shi)(shi)用(yong)(yong)于(yu)的(de)(de)(de)(de)(de)測(ce)(ce)量花崗石(shi)(shi)平(ping)板(ban)適用(yong)(yong)于(yu)機(ji)(ji)械(xie)(xie)工(gong)(gong)(gong)廠的(de)(de)(de)(de)(de)測(ce)(ce)量工(gong)(gong)(gong)具。大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)是(shi)(shi)用(yong)(yong)的(de)(de)(de)(de)(de)石(shi)(shi)質(zhi)材料(liao)制(zhi)成的(de)(de)(de)(de)(de)基(ji)(ji)準測(ce)(ce)量工(gong)(gong)(gong)具，對儀(yi)器儀(yi)表(biao)、工(gong)(gong)(gong)具、機(ji)(ji)械(xie)(xie)制(zhi)件(jian)的(de)(de)(de)(de)(de)檢(jian)(jian)驗，都(dou)是(shi)(shi)理想(xiang)的(de)(de)(de)(de)(de)基(ji)(ji)準面(mian)，大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)特(te)別(bie)是(shi)(shi)用(yong)(yong)于(yu)的(de)(de)(de)(de)(de)測(ce)(ce)量方面(mian)。大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)經(jing)嚴格物理試驗和(he)(he)選擇(ze)的(de)(de)(de)(de)(de)大(da)(da)(da)(da)(da)理石(shi)(shi)料(liao)，結晶細密，質(zhi)地堅硬。由于(yu)大(da)(da)(da)(da)(da)理石(shi)(shi)系非(fei)金(jin)屬材料(liao)，磁(ci)性(xing)(xing)反應，亦(yi)無塑性(xing)(xing)變形。大(da)(da)(da)(da)(da)理石(shi)(shi)平(ping)臺(tai)其(qi)，因(yin)此(ci)精(jing)度(du)保(bao)持(chi)性(xing)(xing)好。不(bu)怕(pa)酸，鹼(jian)液物侵(qin)蝕，不(bu)會(hui)生(sheng)銹，不(bu)必(bi)涂油，不(bu)易粘微(wei)塵，維護，保(bao)養方便(bian)簡單，使(shi)用(yong)(yong)壽(shou)命長。