简介:所有制形式与政治统治形式是'可超越'的,社会技术形态与经济运行的固有秩序是'不可超越'的。深刻认识'可超越'与'不可超越'的辩证统一,有助于我们加深对社会主义初级阶段的理论的理解。首先,'不可超越'是'超越'的历史前提。'超越'总是受到社会物质生产力水平的制约。我国社会主义制度的建立逾越了资本主义充分发展的阶段,其最终决定因素,还是在于它由之脱胎的半封建、半殖民地社会里,已经有资本主义生产力一定程度的发展,特别是新民主主义革命胜利后,国民经济的恢复与发展。当时现代工业在国民经济中的比重约占10%,而且比较集中,成为国家经济命脉的主宰力量。1952年工业总产值占工农业总产值的41.5%,现代工业总
简介:780N/mm{sup}2gradehot-rolledhigh-strengthsteelsheetforautomotivesuspensionsystem,Acomputationtoolforhydroformingpredictionusinganinverseapproach,Amechanisticunderstandingoftheformabilityofmagnesium:examiningtheroleoftemperatureonthedeformationmechanisms,ANew5xxxseriesalloydevelopedforautomotiveapplications,Anewdual-phasesteelforautomotivebodypanels,ANEWKINDOFNDFEBMAGNETPREPAREDBYSPARKPLASMASINTERING.
简介:Characteristicsof590MPagradelowYPtypehotdipgalvannealedsteelsheet;Characterizationofcold-rollcdTRIPsteelsforstructuralcrash-relevantapplicationsintheautomotiveindustry;Characterizingtheinnerstructureofcontinuouslycastsectionsbyusingaheattransfermodel;CURV-Anewlightweight,recyclablematerialforautomotiveapplications;
简介:Developmentofimmediatefittingsocketsystemforartificialleg(evaluationofstrengthandcastingperformance);Developmentofnew55%AI-Zncoatedsteelsheetswithexcellentcorrosionresistanceandformability""""SUPERGENIUS"""";Developmentsinthetexturingofsheet-metalsurfaces;Double-sidedhigh-pressuretubularhydroforming;Effectofadiabaticheatinginsomeprocessesofplasticdeformation