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1、复合材料工艺及设备教学参考资料(图表部分)武汉理工大学材料学院彭进波theneighbouringfrequencytransmissionplanning,thesystemcanaccommodatemorethanmorethan80TVchannels,2reversechannels.Takingintoaccounttheneedsofe-commerceinthefuture,thissystemincreaseinbackhaulbandwidth,takeupto4channels.WiredTVdistributionstatisticsfo
2、llowingtable:WiredTVinformationpointsdistributionschedule-medicalfloor,rehabilitationfloor,1th,floor,2nd,floorserialnumberalayertwolayerthreelayerfourlayerfivelayerundergroundalayerundergroundtwolayertotalmedicalfloor535452715475296rehabilitationfloor755442272nd,floor181810461th,floo
3、r-Eastfloor1616163511th,floor-inthefloor2115125531th,Floor-Westfloor201518356total529(3)informationguideandthereleasedsystemsystemusedconcentratedcontrol,andunifiedmanagementofwaywillsoundvideosignal,andpicturesandscrollsubtitles,multimediainformationthroughnetworktransmissiontothedi
4、splayedTerminal,real-timetoreleasedvisitsinformation,andrehabilitationcenterimageadvertising,andmedicalcommonsense,andexpertsintroduced,healthlife,information.andcanatanytimespotspictures,news,emergencynotification,content,maindistributioninCenterofHall,hospitalhandledistrict,Elevato
5、rHall,public.SystemsManagementServersecuritymanagementonthemedicalfloorroom,connecttothestreamingmediaoveranetworkcontrolterminals,controlterminalsanddisplaydevicessuchasLCDTVs,LEDscreensandotherequipmentconnected,theoutputinformation,systemsupportMPEG1/2/4,WMV,AVIandothervideoformat
6、,supportsimageformatssuchasJPG,PNG,GIF,supportDTS/AC3,MP3MPEG1/MPEG2MP3,WMAaudioformatsupportslidepresentations(PPT).HourssecondtimeKok'spublicsecuritysystem...Informationforsafe,reliable,andmatureapplicationofequipmentandadvancedtechnologytotheenemy33表1-7为几种主要成型工艺的特点及条件,供选择成型方法时参考表1
7、-7主要成型工艺比较成型工艺成型温度(℃)成型周期成型压力(MPa)模具形式及材质适应产量个/月优点缺点手糊成型25~4030min~24h接触压力单模,木模,玻璃钢模,水泥模20~5001.产量及产品尺寸不受限制2.操作简便,投资少.成本低3.合理使用增强材料,在任意部位增厚1.操作技术要求高,质量稳定性差2.产品只能单面光法3.生产效率低4.劳动条件差袋压成型25~4030min~24h0.1~0.5阴模、玻璃钢模、木模20~2001.产品两面光洁2.适用于中等产量3.模具费低4.产品质量优于手糊1.操作技术要求高2.生产效率低3.不适用于大制品喷射成型20
8、~4030min~24h