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- Step Aging Treatment 分级时效
- When the retrogression temperature was at 453K and 473K, the retrogression curve can be dealt with in three stages and the RRA treatment can be simply considered as a two step aging process. 当回归温度为 453K和 473K时 ,回归曲线由三部分组成 ,回归再时效曲线由两部分组成。
- In dual aging, the effect of the second step aging temperature on the mechanical properties is more obvious than that of other factors. 双级时效中，经正交试验分析，时效温度比时效时间对合金力学性能影响显著，而二级时效温度对力学性能的影响又高于一级时效温度；
- SB2016 High Pressure High-power Resistance Box adopts especial aging treatment, precise wire wound resistor of low temperature coefficient and high-pressure airproof switch. SB2016型高压大功率电阻箱采用经过特殊老化处理、低温度系数的精密线绕电阻器及高压密封开关。
- The precipitations and high temperature tensile strength of DS NiAl/Cr(Mo,Hf) alloy after the HIP and aging treatment were studied. 研究了经热等静压处理后定向凝固 Ni Al/Cr(Mo,Hf)合金中的沉淀相和高温拉伸性能的变化。
- The effect of aging treatment on residual resistance ration of pure beryllium was studied by the use of electric potential approach. 运用电位方法测量纯金属铍剩余电阻比,研究了时效处理制度对金属铍的剩余电阻比的影响。
- Abstract: The effect of aging treatment on residual resistance ration of pure beryllium was studied by the use of electric potential approach. 摘 要： 运用电位方法测量纯金属铍剩余电阻比，研究了时效处理制度对金属铍的剩余电阻比的影响。
- The fracture character is also anis otropic，and it transits from intergranular one to intersubgranular one as aging treatment progresses. 且随着时效的进行，合金的断裂方式由沿晶分层断裂向沿亚晶分层断裂转变。
- Abstract: Intergranular corrosion and exfoliation corrosion behavior of 2195 Al-Li alloy with different aging treatment schemes were studied. 摘 要: 研究了2195铝锂合金在不同时效状态下的晶间腐蚀和剥落腐蚀行为。
- Compared with the samples prepared by normal aging treatment, the test samples prepared by overaging treatment have better wear resistance. 采用固溶过时效处理之后，耐磨性优于正常固溶时效处理的试样。
- Aging treatment can cause some damage to membrane system of seed while no significant effect on the semipermeable layer. 老化对种子膜系统有一定损伤，但对半透层并无显著影响。
- Influences of aging treatment,quenching temperature and tempering temperature on structure and property of medium-chromium cast iron were investigated. 研究了时效处理、淬火加热温度和回火温度对中铬铸铁组织性能的影响。
- After a series of heat treatment process tests, the age treatment system of 2A14-T6 is established. 经过一系列热处理工艺试验 ,确定了 2A1 4-T6合金大规格棒材的人工时效制度。
- The precipitation process of secondary phase can be accelerated by cold working before aging treatment, and the pinning effect of the precipitates on the dislocations gre. 时效前冷变形能大大加快析出相的析出,析出相对位错的钉扎作用强烈阻碍合金再结晶的形核和长大,使合金产生明显的时效硬化。
- The molten potassium nitrate loses its activation at the beginning of ion exchange process, whereas the deactivated baths can be reactivated by aging treatment. 硝酸钾熔液在使用初期会暂时失去活性，失活的熔液在经过时效处理后能够复活；
- The anisotropy during aging treatment for 2195 Al-Li alloy cold-rolling sheet is studied through tensile mechanical properties and electron fractography. 通过拉伸力学性能测试和断口形貌分析,研究了2195铝锂合金冷轧薄板的各向异性随时效时间变化的规律。
- The microstructure and properties of chromium bronze after homogenizing treatment, solid solution and aging treatment, cool deformation and aging was studied. 摘要研究了均匀化处理、固溶时效、冷变形时效等对铬青铜显微组织和性能的影响。
- He bounced into the room with a springy step. 他以轻快的跑步跳进房间。
- I hope my ideas are in step with public opinion. 我希望我的想法跟公众舆论是一致的。
- She runs up the stairs with a light graceful step. 她以轻快优雅的步子奔上楼去。
