简介:汉鼓吹铙歌《朱鹭》篇的来历、主题、音乐形态等问题困扰学界千有余年,历来歧说纷纭。利用出土的汉代画像、器物造型,结合凿辞大意,对汉鼓吹铙歌《朱鹭》曲的主题及音乐形态进行新的解读,可以认为,《朱鹭》是采用歌舞对唱形式,隐喻男女欢合、子孙昌盛这一汉代普遍流行的思想观念与艺术主题。这一结论并对聚讼数百年的“汉鼓吹铙歌为军乐说”构成根本性的质疑。
简介:Advantagesofgasassistinlargepartmolding;Airgapformationduringsolidificationofaluminiumbasealloysinapermanentmould;Anadvancedcavity/coresystemmoldforultra-lowpressureinjectionmolding“ULPACmold”;Analgorithmfordesignofnmlli-stagemoldsformulti-materialobjectswithcomplexinterthces;Analgorithmofhandwrittendigitssegmentationbasedonmulti-mould。
简介:“Thenextgenerationofstainlessmoldsteelfortheplasticsindustry,3DimprinttechnologyusingSOGmold,66/77kVtransmissionlinearresterwithnewsiliconrubber,A3DCADknowledge-basedassistedinjectionmoulddesignsystem,Acomparisonofposition,cavitypressure,andultrasoundsensorsforswitch/overcontrolininjectionmolding,Acomputer-aidedsystemforanoptimalmouldingconditionsdesignusingasimulation-basedapproach.