简介:1902年9月签订的中英《续议通商行船条约》,其中最重要的是"裁厘加税"问题。中英《马凯条约》中关于"裁厘加税"的条款反映了20世纪列强加强对中国经济进行渗透这一阴谋,揭露了列强对中国经济各个领域尤其是财政税收领域进行干预范围和程度的扩大和加深。马凯条约中关于"裁厘加税"的规定,在本质上是英国为了进一步扩大侵略权益、干涉中国内地税制的产物。因此我们不可忘记中英新商约是近代中国不平等条约体系中的一环。
简介:Acomputationalapproachtoblankingprocesses,Amodelandalgorithmoftwo-dimensionaloptimumlayoutinblanking,Astudyoftheeffectofvaryingvisualocclusionandtaskdurationconditionsondriverbehaviorandperformancewhileusingasecondarytaskhuman-machineinterface,Aninvestigationontheformationandpropagationofshearbandinfine-blankingprocess,Analysisofsimultaneoussheetmetalformingoperationsusingelastomertechnique.
简介:Finiteelementsimulationofthepunching/blankingprocessusingin-processcharacterizationofmildsteel;Finiteelementsimulationoftheshearingmechanismintheblankingofsheetmetal;Fundamentalstudyonincrementalshearing;HighspeedendmillingofhardenedAISID2toolsteel(~58HRC);Highspeedlaserblankingofaluminum;Improvementofmultistationsheet-stampingautomataserviceefficiency
简介:CapitalizingonHeavy-GaugePrecisionBlanking;DamagepredictioninL-bendingprocessesusingFEM;Designandapplicationofhybridsoftwareformodellingdiecomponentsandthedieassembly;Developmentofarivetjointwithnon-circleholeusingfineblankingprocess;Developmentofoptimallayoutdesignsysteminmultiholeblankingprocess;