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GB1GB18098GB50089GB50154blastingpersonalsengagedinblastingoperations,blastingpersonneladverseeffectsofblastingblastingcircumstancessurfaceshort-holeblasting50mm5mshort-holeblastinginurbanareadeep-holeblastingincomplicatedsurroundings100m1tGB2hamberblasting,coyoteblastingdirectionalblastingexplosivedemolition,demolitionblastingblastinginwater,underwaterblastingblastinginhightemperaturematerial60blastinginmetals,metalblastingcumulativeblasting,blastingwithcavitychargepresplittingblastingsmoothblastingexplosionworkingdelayblastingchargeamountperdelayintervalprechargeGB324hmisfire,unexplodedchargeinitiatingorprimingmaterialsandaccessaries,initiatingsuppliesblastingmaterialsandaccessaries,blastingsuppliesfiringcircuit,initiatingcircuitpermittedexplosivesonsiteexplosivemixingblastseismgroundvibrationcausedbyexplosionblastvibrationparticlevibrationvelocityvibrationfrequencymainvibrationfrequency1ABCDGB4tABCDa100030003001000503000.250200100200501001005010020505020505200.55501550515150.50.20.50.2a3000tA200kg5.1.71A1030m80m50mB51015m30m50m80m30m50mC15m50m30m500m200kgABCDGB5XXXABCD22DAAABBBBCCCCDDDD()()ABCD3AABBBBCCCCDDDDABCDGB63183GB7ABCDGB8AB3BCABCDABABCDABABCDABGB9ABCD15d6.8.1.320m1%100m0.8m5.3.85.6.3ABAGB10ABCDCD1d3d1d3d3d3dABCDABCD6.7GB11ABCDABA1005cmGB1230101.2m30mA2.5A2A4A2.5A30mAGB1315cm9010cm15cm15cmABGB1420m220V36V1051050.5m/s40km/h50m200m5.3.60.5m1mGB1510minGB500897d10m0.15mGB165min15min15min15min5GB170.3m0.5m1040ABAGB180.5m0.5m0.3m130GB1914.320m1.25.1.6.514.15B15min50m5m200kgGB20CAB4.4.3ABCD4.8.15.2.87.4.5.71.5m0.8m1m21m0.2m0.5m5mGB213m15min7m20m6.8.1.336V5m0.7m30mA1.2m300.3m0.8g/cm30.85g/cm37%99.5%GB2521994200m20m50m24hGB2250m20cm30cm20kg36V2m20m1m5mGB2310cm45.2.12.8.420cmGB241h15minAB4.94.15CDGB25ABC4.16.230m30m100m5.25.3.75.1.55.3.715m20mGB261.6m0.3m2m90mm8mGB275.1.45.1.550m2kg20kg10580%GB286105Pa1500V6105Pa2kg1.5m2#0.95g/cm320m20m1%130ms380V20m1%GB2920m0.6m0.6m0.6m1m1m0.5m2.5m1m0.3m0.5m0.3m0.3m0.3m450g30min5.3.7.5GB3030min600.65m0.3m10m30m6060801h801401403%0.3%15minGB311m1m1.5m1.5m0.75m0.5m20m20ma)b)c)d)e)a)b)15m15mc)60md)20%30%e)80%150mmf)24hg)48ha)b)30minGB32c)3700Bp/m325ma)b)6hc)30ABCGB335.3.74.84.10.5GB3420.3mGB35ABC1100~120010m0.5m150g1.5kg350m50m50m0.5mABCGB365.5.6.5GB370.02105Pa120dBTNT402002002005min800.6m4min805minGB3880150m50m2#-CBNWBNGB39--20m5min20min1.5m5.5150m20106GB4050m50m300m/h7000m/h4000m/h2000m/h3000m/h5000m/h1g/m313050Mpa1040m50m1m2m2m100mGB413000m/h1h24h0.80.550m50m2m5.2.65.2.7GB4210m10m4cm/s1a2a3a4b5c6c7c89d31GB43KR=1/a·Q1/31VRmQkgVcm/sKa5Ka501.3150152501810%ReQeRQReQe11.56.220kg2Rk=25Q2RkmQkg3QQ2/3Q1/3P=14+4.3+1.13R3R2RP105PaQkgRm0.02105Pa6GB441234567P105Pa0.020.090.250.400.550.765mm5mm50mm1mm1mm2mm-n330m7GB45/kg/m/m1500m884/kg/m/m1000kg4R=K0Q4RmQkgK092503205025130160251530m10GB46/m1aa400300b200300c300d300e200f300g50h50i300220035041005a1.5m6m1.56mb200c6a50b100c200d2m300kg3007a1500b150cd30e89a100b30GB47/m10b50a50%b50m20m6.5100200111211/ta/ma20m0.50.60.81.01.2GB482.0103.00.80.60.50.80.60.50.40.535kv110kv220kv330kv500kv0.40.51.81.92.00.6GB50154100m60m25m20m30m15m15m2t0.4t2.5km0.5t0.25mGB4930mA113A214A315/t/m110908065504030/m80706050403525/t/m60504535302520/m40353025202020/t/m504538322620/m3530272420201216171819/kv3102050110220400/m2050100100101016GB5020Gl80982024hGB5110m120dB()GB5250%()()23()1000kg10002000m2000m()GB53()()()()10-15()50m50m30km/h15km/h10km/h250m()()GB5450m300m2m/s1m/s2m/s;10km/h()5000()20kg()()300ksGB5521/t123456789101112132050501505020031530104010500100t22kgkgmmm300050020000300003000060000GB562321()15m(5m)2m62GB50089GB501546.5.4100t50m3(15m3)100t500t100m3500t100m50m10mlm3m1m1m3m5mGB5710m1m1m(m)(m)15m103m,:36VGB50089,:0.1m0.6m0.4m1.6m()1.6m,GB58()()()2m910t2000010000m20000.3m0.3m50m250m2t()GB5950m()()25m50m()()GB60200m50m50m20kg2m()10kg10cm5m03m3GB61()45()1t()758005101030'(22d30GB62A1A2GB63B1B2B3B4B5B6B7B8B9B10B11GB64C.1C.1.1C.1.2C.1.3()1200015000C.1.4150011000A120001500C.1.5D1200150010mC.1.6C2C.2.1C.2.2()C.2.3()