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- Macro and microscopic metallographic examination and chemical composition analysis of compressor pressing rings cracks and its raw material were conducted. 压缩机压圈在调质处理后的机械加工过程中,在压圈端面及内孔壁上发现了裂纹。
- Methods:Morphological, microscopical and UV spectral methods. 方法:形态学、组织学和紫外光谱方法。
- The electron microscop can amplify a object to hundred million. 那架电子显微镜可以把物体放大一百万倍.
- No abnormity was found in the metallographi cal analysis and hardness test. 金相和硬度分析未发现明显异常组织和硬度分布。
- Method: The microscopical, Physic ochemical and TLC methods were used. 方法:使用显微鉴别,理化鉴别和薄层色谱进行鉴定研究。
- Ms. Qiu is observing growing bio-controlling strain through microscop. 在用显微镜观察生防菌株的生长。
- The fracture of Turn Buckle was investigated by means of metallography and mechanical testing. 采用金相检验、学性能测定等方法,对断裂花篮螺杆进行了分析。
- The effects of heat treatment on wear resistance of disc hobbling materials of TBM have been researched using metallography and TEM. 采用金相、TEM等方法研究了热处理工艺对自行研制的全断面掘进机用盘形滚刀材料的耐磨性的影响。
- The causes of the wearable zone dropout were analyzed by the metallography analysis and SEM. 采用金相分析和扫描电镜分析方法,分析了钻杆接头喷焊耐磨带脱落原因。
- The metallography samples fabricated by the vacuum pressure impregnation resin method are introduced in detail. 详细介绍了真空浸渍树脂法制备金相样品的制备过程。
- Analysis on metallography, macro and fracture appearance were carried out on broken link in motorbike engine. 摘要对断裂的摩托车发动机连杆进行宏观、金相及断口分析。
- Analysis of the crack has done with SED,metallography,composition analysis and EDS etc. 采用金相检验、扫描电镜、化学成分分析和能谱仪等方法对此批产品进行了分析。
- Recommended Practice for Microscopical Examination of Pigment Dispersion in Plastic Compounds (08. 塑料化合物中颜料扩散的微观检验的推荐性方法(08。
- The metallography samples fabricated by the vacuum impregnation of resin are introduced. 详细介绍了真空浸渍树脂法制备金相样品的制备过程。
- The cracked longitudinal beam of a coach was analysed by means of metallography and SEM . 用金相、扫描电镜等分析方法,对开裂的客车纵梁进行了分析。
- Analysis was performed on the crack zone by macroscopical, microscopical and hardness testing. 采用宏、微观分析方法对断裂原因进行了分析。
- Breakage causes of starting lever in motorcycle was investigated by macroscopical and microscopical methods. 摘要采用断口分析方法对摩托车起动杆在使用过程中发生断裂的原因进行了分析。
- The complex modifying of RE-P on the hypereutectic Al-Si alloy was studied with SEM and quantitative metallography. 采用扫描电镜、定量金相分析等方法研究了RE-P复合变质对过共晶铝硅合金变质效果的影响;
- A broken weld sample was analyzed by means of SEM, TEM, EDX and optic metallography. 本文通过SEM、TEM、EDX及金相分析等手段,对焊口破裂件进行了分析,证明该焊口破裂属硫化氢引起的应力腐蚀开裂。
- Methods The morphological observation，microscopical study and TLC analysis were carried out. 方法：采用性状、显微和薄层色谱等鉴别方法。
