简介:Toimprovethecomparabilityoftheresearchresultsofecologicalindustry,theecologicalfootprintisappliedtoanalyzetheresourceutilizationandenvironmentalpollutioninvarioussubsystems,takingmaize-MSGasacase.ResultsshowthattheproductionprocessfrommaizetoMSGisaextendedprocessofecologicalfootprint,andthattheecologicalfootprintofthemaizeproductionisthebiggest;theextensionofecologicalfootprintisfollowedbytheincreaseoffootprintprofit,whichmeansthattheextensionofproductionchainisanimportantmethodtoimprovetheresourcesprofit;thesystemshaveabigproportionoftheindirectenergyecologicalfootprint;theairandwaterpollutioninMSGsubsystemisthemostserious.Atlast,itcanbeidentifiedthatecologicalfootprintisagoodmethodtomeasureresourceutilizationandenvironmentalpollutioninvarioussubsystemsofanintegratedecologicalindustry.
简介:以某民用直升机典型结构件的RCMA/MSG-3技术分析为例,阐述并分析了直升机典型结构件RC-MA/MSG-3技术的分析流程和逻辑决策方法,为今后直升机典型结构件RCMA/MSG-3技术分析提供方法和参考。
简介:摘要多发性内分泌腺瘤2型是国内的一种内分泌系统疾病,在国内报道尚少,发病率低,但是一旦发生往往恶性程度较高。国外相关研究较多,国内医师对于此种疾病的鉴别及相关治疗认识尚未完全清晰,本文根据相关研究进展对多发性内分泌腺瘤进行了综述,对疾病相关的诊断、治疗等进行了阐述,提高临床工作者对于其认识。