简介:我科自1990年以来曾收治眼睑部新生物患者9例,经病理检查均诊断为眼睑基底细胞癌,经冷冻治疗均取得较好效果,现报告如下:1资料与方法1.1一般资料本组9例中,男4例,女5例;年龄最小者55岁,最大者年龄82岁;右眼睑5例,左眼睑4例,上睑1例,下险8例;病程1~5年。1.2治疗方法局订下将较大肿瘤组织切除部分,使其创面与皮肤平行(较小肿瘤不必切除),根据病变大小,选择浸以液氮的棉签,迅速置于病变部位使其组织变白、结冻,冷冻范围至病变外围2mm的正常组织,经2~3分钟自然复温后,再反复行3~4次。冷冻治疗后1~2天,局部可发生大泡并有渗液,待其自然吸收,约1~2周可干燥、结痂,约3~4周脱痂后可行再次冷冻。一般根据病灶大小冷冻2~3次。
简介:Adie&moldproductionprivatesupplementaryschool;Applicationofconsolidationmethodtotherecyclingofgrindingswarfofbearingsteel;Effectofin-planebiaxialstrainpathsonthevariationofnormalanisotropyandtextureofsteelsheet;Fatiguepropertiesofhigh-strengthhotrolledsteelsheetswithpunchedhole;Improvementoffatiguestrengthofhigh-tensilestrengthsteelsheetwithpiercedholebycoining(firstreport;Proposalforreducingpressworkingloadandhighlyaccurateevaluationofspringbackerrorinbendingautomobilesheetmetal
简介:Acomparativestudyofnewmagnesiumalloysdevelopedforelevatedtemperatureapplicationsinautomotiveindustry,Adevelopmentofvirtualprototypingmanufacturingsystemforhighpressurediecastingprocesses,Afinishmachiningstrategyforrapidmanufacturedpartsandtools,Anewmanufacturingtechnologyforinductionmachinecopperrotors,AStudyonPerformanceEvaluationandImprovementofSteeringWheelwithMgDieCastingCore,AstudyonprocessesandmechanicalpropertiesofdiecastA.380V6engineblocks.
简介:Diespray,diecostanddielife;DIE-CASTCOPPERROTORSFORIMPROVEDMOTORPERFORMANCE;DiecastabilityofMg-AI-SrHighTemperatureCreepResistanceAlloysBasedonLaboratoryEvaluations&ComponentDieCastingTrials;Diesandtoolsforhighperformanceapplications;EarlyResidualStressDevelopmentInAluminumDieCastingDies
简介:我们似乎已经习惯于把一个人的意志、勇气、胆识及其表现出的能力,说成是他拥有的力量,可我宁愿相信那一切更深的意蕴是魅力;这种魅力可以感染你,影响你,进而推动你去认识他从事的工作和开辟的事业,并最终使你进入他的世界。当你熟悉和了解了王世俊的经历,恰恰是验证了这一魅力的过程。他拥有这种魅力!同样,我们似乎也已经习惯于,或者说不自觉地形而上地把改革者们、创业者们统统描绘成高大伟岸的形象,以致成为一种范例。可是现实生活中的王世俊又确确实实长得高大健壮,是个坚强而硬朗的汉子。这种生理上的高大健壮赋予他一种威严,而这种威严似乎无需令人敬畏便可以让你从中感受到他的信任和热情。他笑着,
简介:CharacterizationofDieCastingSprayLubricants;Characterizationofheatinsulatingandlubricatingabilityofpowderlubricantslotcleanandhighqualitydiecasting;CHEMICALCOMPOSITIONANDCLEANLINESSDURINGRECYCLINGOFTHEAJ52MAGNESIUMSTRONTIUMALLOY;Clamping,PreloadingofDiesandPrecisionGuidingofSlidesinMultiple-SlideDieCasting;ComparativemechanicalpropertiesofAE42andAJ52xhigh-temperaturediecastmagnesiumalloysforelevatedtemperatureapplications。