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1、连接管规格以及电源线规格统计表小1匹（23W）空调连接管长度（m）3/2.89外径液管(mm)Ф9.52*0.7气管(mm)Φ6.35*0.75最大距离高度（m）长度（m）电线电源线（数量－长度－线径）1根--2米--3*1.5mm2控制线（数量－长度－线径）1根--4米--5*1.0mm21（单冷1根--4.6米--3*1.0mm2）信号线（数量－长度－线径）适用面积制冷适用面积（m2）10~15制热适用面积（m2）10~131匹（26W）空调连接管长度（m）3/2.89外径液管(mm)Ф9.52*0.7气管(mm)Φ6.35*0.75最大距离高度（m）长度（m）电线电源线（
2、数量－长度－线径）1根--2米--3*1.5mm2控制线（数量－长度－线径）1根--4米--5*1.0mm2（单冷1根--4.6米--3*1.0mm2）信号线（数量－长度－线径）适用面积制冷适用面积（m2）12~17制热适用面积（m2）12~15小1.5匹（32W）空调连接管长度（m）3/2.89外径液管(mm)Ф12.7*0.75气管(mm)Φ6.35*0.75最大距离高度（m）长度（m）电线电源线（数量－长度－线径）1根--2米--3*1.5mm2控制线（数量－长度－线径）1根--4米--5*1.0mm2（单冷1根--4.6米--3*1.0mm2）信号线（数量－长度－线径）
3、适用面积制冷适用面积（m2）16~20制热适用面积（m2）16~20urbantrafficstructureintheurbanpublictransportsystem,railtrafficwithafast,largecapacity,lowpollutionandhighefficiency,becomeanindispensablepartofurbantrafficstructure,isthecontradictionbetweensupplyanddemandofthegrowingmetropolis,cities,effectivemeanstomeett
4、heneedsofurbantraffic.Thefollowingtableisarailtransportandothermodesofurbanpassengertransportcapacity,transportationspeedandresourceconsumption,andsoon.Comparisonofurbanpassengertrafficcharacteristicstable5.1-2trafficvolume(human/h)transportspeed(km/people)Roadareaoccupied(M2/people)scopebik
5、e2,00010-153,000shortcar20-5010-20widebus6,000-9,0001-240-600.25-0.5fromtheMetrolightrailof10,000-30,000inlong-distanceline3Morethan0,00040-60donotoccupyanareabothintermsoftransportoverlongdistances,transportefficiency,orfromthelevelofresourceconsumptionandenvironmentalpollution,railtranspor
6、tisundoubtedlyaneffectivemeanstosolvetheproblemoftrafficcongestionincities.Especiallyinurbanpopulationstrengthenormoustrafficdemandontheroutetoeasetrafficpressure,railtransportationhasincomparableadvantages.Washington,DC,areaof177km2,andapopulationof600,000,isaUnitedStatespoliticalcenter.For
7、theWashingtonMetrosystemUnitedStatessecond-busiestsubway,secondonlytotheNewYorksubway,openedin1976.Currentrailsizesfor5,station86,total171.6km,netannualpassengervolumereached223millionpeople.Accordingtostatistics,from2000to2009vehicletripdown12.7%,
