實則注解： 基礎平板1、窄(zhai)面(mian)(mian)(mian)檢測(ce)橋(qiao)(qiao)(qiao)板(ban)(ban)比寬(kuan)(kuan)面(mian)(mian)(mian)橋(qiao)(qiao)(qiao)板(ban)(ban)打(da)仗(zhang)精度(du)(du)(du)(du)高； 2、寬(kuan)(kuan)面(mian)(mian)(mian)檢測(ce)橋(qiao)(qiao)(qiao)板(ban)(ban)比窄(zhai)面(mian)(mian)(mian)檢測(ce)橋(qiao)(qiao)(qiao)板(ban)(ban)易實(shi)現(xian)現(xian)首(shou)尾(wei)點(dian)銜接，從檢測(ce)利便(bian)思索，選寬(kuan)(kuan)面(mian)(mian)(mian)檢測(ce)橋(qiao)(qiao)(qiao)板(ban)(ban)較好(hao)； 3、檢測(ce)橋(qiao)(qiao)(qiao)板(ban)(ban)支(zhi)承(cheng)面(mian)(mian)(mian)寬(kuan)(kuan)度(du)(du)(du)(du)加(jia)大(da)到10mm，測(ce)點(dian)值雖有變(bian)化，但(dan)立體度(du)(du)(du)(du)值變(bian)化不大(da)，注明寬(kuan)(kuan)度(du)(du)(du)(du)加(jia)大(da)到10mm時(shi)橋(qiao)(qiao)(qiao)板(ban)(ban)仍(reng)用(yong)； 4、檢測(ce)橋(qiao)(qiao)(qiao)板(ban)(ban)支(zhi)承(cheng)面(mian)(mian)(mian)長(chang)度(du)(du)(du)(du)對丈量下場影響不大(da)；鉗工平臺 5、在(zai)_高精度(du)(du)(du)(du)打(da)仗(zhang)的前提下，只管(guan)即便(bian)選用(yong)檢測(ce)利便(bian)、裝配平板(ban)(ban)易實(shi)現(xian)首(shou)尾(wei)銜接的檢測(ce)橋(qiao)(qiao)(qiao)板(ban)(ban)，即支(zhi)承(cheng)面(mian)(mian)(mian)長(chang)度(du)(du)(du)(du)B=50-60mm，寬(kuan)(kuan)度(du)(du)(du)(du)b=10mm為宜(yi)。