研究了铜锌粉末在不同退火工艺下的显微组织变化。
The microstructures of Cu-Zn powder under different annealing conditions were studied.
研究了铜锌粉末在不同退火工艺下的显微组织变化。
Study on the structure of Cu-Zn powder under annealing conditions;
研究了LF6铝合金超塑性变形中的显微组织变化及断口形貌特征。
The microstructural change and fracture morphology during superplastic deformation of LF6 Alumini-um alloy have been examined.
并利用显微组织变化和电化学理论分析了焊缝试样HAZ的SCC机理。
The mechanism of SCC in HAZ of specimens was analyzed by the microstructure variation and electrochemical theory.
对质点强化型的高强度7475铝合金超塑变形中显微组织变化进行了研究。
The microstructural changes of high-strength aluminum alloy 7475 in the process of superplastic deformation were systematically investigated.
研究了不同镓含量银钎料的铺展性能、钎缝力学性能以及钎料的显微组织变化规律。
Spreadability, microstructures and mechanical properties of brazed joints of silver filler metals with different content of gallium were studied.
研究了不同镓含量银钎料的熔化温度、铺展性能、钎缝力学性能以及钎料的显微组织变化规律。
Melting temperature, spreadability, microstructures of silver filler metal with different content of gallium, and the mechanical properties of brazed joints were studied respectively.
研究了焊接贝氏体-奥氏体钢管贝氏体钢侧显微组织变化和残余应力分布对巴克豪森噪声（BN）的影响。
The effects of change in microstructure and residual stress distribution on Barkhausen noise (BN) on the bainitic steel side in a welded bainitic and austenitic steel pipe are studied.
研究了某电厂500MW锅炉水冷壁辐过管弯头在服役条件下受力特征、显微组织变化和变形规律，探讨了其开裂原因。
The stress analysis, microstructure change and deformation law of the elbow of the radiation superheater of a 500MW power boiler were studied and the reason of its failure was discussed.
为了研究原丝中片层微观组织的演变性，借助电子显微镜，跟踪了片层组织结构在纺丝、预氧化和炭化过程中所发生的变化。
This article follows up the change of lamella structure in PAN fiber spinning, preoxidation and carbonization process using electron microscope in order to find the evolution of sheet structure.
研究了D2钢在不同温度淬火后的硬度变化，以及深冷处理对其硬度的影响，并对其显微组织进行了分析。
The hardness variation of D2 steel under different quenching temperature and the influence of subzero treatment on hardness of D2 steel were studied, and its microstructure was analyzed as well.
通过实验和变形区流线变化、金相组织和显微硬度的变化，对精冲成形的过程、特点、精冲成形机理进行了研究。
On the basis of experiment and change of metal flow line, metallographic structure and micro-hardness in deformation zone, this paper researched process, characteristic and mechanism of fine-blanking.
利用电阻炉加热，采用电子显微镜及图象分析仪，研究了近液相线铸造a 356铝合金在二次加热过程中的组织变化。
Using resistance furnace, the structure of A356 aluminum alloy casted by nearby liquidus semi-continuous was studied during remelting by means of electron microscope and image analysis apparatus.
本文研究了45钢抽油泵缸套激光热处理后的显微组织和硬度的变化。
Treated with laser the changes in microstructure and hardness of cylinder sleeve of oil-well pump for 45 steel were studied.
研究了在交变磁场作用下磁场频率变化对7050铝合金小型方坯静态成型铸坯熔体的弯液面、显微组织以及元素分布的影响。
The effect of alternating magnetic field frequency on the meniscus, microstructure and element distribution of the static formed ingots of minitype square billet of 7050 aluminium alloy.
采用金相、扫描电镜、显微硬度及电子探针显微分析等手段对结合界面区域的组织结构、显微硬度变化及元素扩散进行了研究。
The structure, microhardness change and element change in the zone of bonding interface were studied by means of metallograph, SEM, microhardness and EPMA, etc.
研究了控制熔体结晶法制备的半固态zl101合金的压缩变形行为以及显微组织的变化。
Compression experiments were carried out to investigate deformation behavior and microstructure of semi-solid ZL101 alloy fabricated by controlled crystallization technique.
采用焊接热模拟试验方法研究了在焊接热循环和应力-应变循环同时作用下，2090铝锂合金焊接热影响区显微组织和力学性能的变化特征。
The variation of microstructure and mechanical properties of the welding heat-affected zone of 2090 Al-Li alloy were investigated by means of the welding thermal, simulated and strain cycles test.
解剖显微镜下测量喉部支架数值，光镜下观察兔喉组织结构变化。
The laryngeal anatomic numerical value was measured under dissecting microscope and the histological structure change was observed under a light microscope.
采用荧光显微镜伊文氏蓝(EB)、电镜镧示踪法以及透射电镜观察脑组织的超微结构变化。
To observe the change of brain tissue and ultrastructure by fluorescence microscope with Evans Blue (EB) dyeing, electro-microscope with La footprint and transmission electro-microscope.
利用电子显微镜观察石斑鱼冻结后的组织变化情况，研究现行吹风冻结工艺的保鲜效果。
Observing the tissue changes of grouper after freezing by using electronic microscope, a study has been conducted to evaluate the freshening effect of air blast freezing technology in operation.
简介以场变数描述显微组织，并根据相场理论作组织变化的模拟。
Description of microstructure through field variables and the simulation of structural change based of phase field theory are also briefly introduced.
结果表明，由于转移弧热效率较高，试样组织及显微硬度的变化对有效输出功率的变化非常敏感。
The results show that the microstructure and microhardness of the electroplated coatings are very sensitive to the effective output power for the transferred arc because of its high heat efficiency.
在高纯铝中分别添加不同量的铝铈合金细化剂，考察了其铸态显微组织、力学性能的变化规律。
The high-purity aluminum was modified with different amount of Al-Ce grain refiners and the microstructures and mechanical properties of the modified aluminum were investigated.
对其耐磨性能的研究也表明，它与镀层显微硬度的变化是同步的，且均受制于镀层的晶化过程及所形成的组织。
Both of the wear resistance and microhardness have changed synchronously, and have been controlled by the crystallization process and structure of the coatings.
结果表明，焊后时效处理温度不同，焊接接头各微区显微组织和硬度发生的变化不同。
The results show that different post-weld aging temperatures lead to variations in microstructure and micro-hardness across the weld.
采用光学显微镜观察肝脏组织形态学变化。
The hepatic histological changes were observed by optical microscope.
免疫组化方法观察各组大鼠脑组织sdh、LDH、LPF的变化，同步观察电子显微镜下组织学变化。
SDH, LDH, LPF were detected by the immunohistochemical method, and the histological changes were synchronously observed by electronic microscope.
在光镜和电镜下观察肝细胞显微和超微结构的变化，用V - G染色观察肝组织胶原含量，用比色法检测血清肝功能。
Histological studies were done by light microscopy and electron microscope. Liver tissue collagen were examined with V-G stain.
研究了SS400低碳钢在中高温形变及形变后停留时显微组织的变化。
Deformation and microstructure change of SS400 low carbon steel at middle and high temperature, different holding times after deformation were investigated.
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