简介:ThispaperintroducesthemainPCBrulesbasedonPentiumMformobilecomputerarchitectureinmilitaryarea,settlesrulesoflayout,inductssimulatediscussiontocrosstalkofparallelingtransmissionlines,advertsthematchingrulesoftimelength,andoffersanexecutionwaytoreducemotherboardareaandimprovemakingprocess.
简介:OnOctober27,theThreeGorgesengineeringgreetedanothermilestoneinitsconstruction.LiYongan,presidentofChinaThreeGorgesProjectCorporationdeclaredthatthegoalof136mreservoirimpoundmenthadbeenachieved,andtheThreeGorgesreservoirhadformallyenteredthestageofnormaloperationanddispatching.
简介:TheDevelopmentof3DCADtechnologypresentsaneweffectivetoolindesigningoutdoorswitchyardforpowerplant.Anewlayoutpatternof330kVswitchyard(SWYD)ofalignedtypewasstudiedwiththismethod.Someissuesaboutcomputerized3DmodesappliedinSWYDdesignarealsodiscussedinthispaper.
简介:Basedonthecalculationandanalysisofenergy-savingbenefitundervariousoperatingconditions,andtheinvestmentpaybackperiodforthelowpressureeconomizerofthe3rdstageprojectofLongkouPowerPlant,theoptimumoperatingconditionsofthesystemanditsreasonableheatingsurfacearedefined,andthefeasibilityofthedesignalternativeofthelowpressureeconomizersystemisverified.