简介:摘要:长隧道施工过程中,为了控制隧道的超欠挖和符合测量精度要求以及提高测量效率,采用合适的方法提高效率,可以加快测量进度、保证精度,从而间接影响工程成本。
简介:HardnessandyieldstrengthincastMg-Alalloys;HEALTHANDSAFETYASPECTSOFINVESTMENTCASTINGWAXES;Highaluminacementsasbindersforinvestmentcastingshells;IIncreaseinCalculationSpeedofRadiativeHeatTransferinPrecisionCastingFurnacesofGas-TurbineBlades;ImprovedCastingProcessforLargeSingleCrystalGasTurbineComponents;IncreasetnCalculationSpeedofRadiativeHeatTransferinPrecisionCastingFurnacesofGasTurbineBlade
简介:DentalcastingpropertiesofTi-15Zr-4Nb-4Taalloy;DETERMINATIONOFINTERFACIALHEATTRANSFERCOEFFICIENTSININVESTMENTCASTING;DETERMININGWAXPATFERNDIMENSIONSININVESTMENTCASTINGUSINGVISCOELASTICMODELS;DevelopmentofacheepcreepresistantMg-Al-Zn-Si-basealloy;Dynamicprocessesduringpouringofshellmoldsininvestmentcasting。
简介:Aconsultant'soverviewoffinitedifference/elementanalysistoolsfortheinvestmentcastingindustry,Agoodenvironmental,health&safetyrecordtakescommitmentandintegratedapproach,AnumericalandexperimentalstudyoffractureinRPstereolithographypattemsandceramicshellsforinvestmentcasting,Auniquesilicabinderforinvestmentshellsystems,Accuracyimprovementininvestmentcasting.