RCM造句
1、reliabilitycenteredmaintenance,RCM2、MaintenancePracticeforBlastFurnaceEquipmentBasedonRCMTheory;3、ADataModelofHeterogeneousDataIntegrationBasedonRCM;4、ApplicationofRCMtoDieselEngineMaintenanceMa...
1、reliabilitycenteredmaintenance,RCM2、MaintenancePracticeforBlastFurnaceEquipmentBasedonRCMTheory;3、ADataModelofHeterogeneousDataIntegrationBasedonRCM;4、ApplicationofRCMtoDieselEngineMaintenanceMa...
问题详情:如图所示的某种容器的体积为90cm3,它是由圆锥和圆柱两部分连接而成,圆柱与圆锥的底面半径都为rcm.圆锥的高为h1cm,母线与底面所成的角为;圆柱的高为h2cm.已知圆柱底面的造价为2a元/cm2,圆柱侧面造价为a元/cm2,圆锥侧...