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- The influence of different retrogression and reaging(RRA) heat treatments on the microstructure and mechanical properties of the high-zinc super-high strength aluminum alloy was discussed. 研究了不同回归再时效(RRA)制度对高Zn超高强铝合金的力学性能和微观组织的影响。
- Effect of retrogression and reaging treatment on stress corrosion cracking resistance of super high strength aluminum alloy[J].J Cent South Univ:Science and Technology,2006,37(6):1054-1059. RRA处理对超高强铝合金抗应力腐蚀性能的影响[J].;中南大学学报:自然科学版;2006;37(6):1054-1059
- retrogression and reaging (RRA) treatment RRA处理
- Keywords Ag;7055 Al alloy;retrogression and reaging;structures and properties; 7055铝合金;回归再时效;组织与性能;
- ANALYSIS ON THE BEHAVIOR OF EXCEEDING PEAK AGING STRENGTH OF ALUMINUM ALLOY AT CONDITION OF RETROGRESSION AND REAGING 铝合金回归再时效状态的超峰时效强度行为分析
- Keywords aluminum alloy;retrogression and reaging;aging strength;precipitate free zone; 铝合金;回归再时效;时效强度;晶界无析出带;
- Keywords retrogression and reaging;aluminum alloy;electrical conductivity;stress corrosion; 回归再时效;铝合金;电导率;应力腐蚀;
- retrogression and reaging 回归再时效
- Results Myelinated nerve fiber was decrease, retrogression and demyelination. 结果:有髓神经纤维均呈不同程度的减少、退行性变及脱髓鞘。
- These characteristics are concretely reflected in Japan's retrogression and paucity of support and in China's progress and abundance of support. 这个特点的具体反映是日本的退步和寡助,中国的进步和多助。
- ZHENG Zi-qiao,LI Hong-ying,MO Zhi-ming.Retrogression and reaging treatment of a 7055 type aluminum alloy[J].The Chinese Journal of Nonferrous Metals,2001,11(5):31-27. [5]郑子樵;李红英;莫志民.;一种7055型铝合金的回归时效处理[J]
- I hit him fair and square on the jaw. 我不偏不倚打中他的下巴。
- It is a fact of life and you must face it. 这是严酷的现实,你必须面对它。
- She and I can't live under the same roof. 她和我不能住在一起。
- She had to scrimp and save to pay for her holiday. 她不得不为付假期的费用而苦苦攒钱。
- I'll try and rustle you up something to eat. 我设法给你弄点吃的。
- If this happens,the decade of struggle against Lin Biao and the Gang of Four will have been in vain,China will once again be plunged into chaos,division,retrogression and darkness,and the Chinese people will be deprived of all hope. 那样,我们同林彪、“四人帮”的十年斗争就等于白费,中国就将重新陷于混乱、分裂、倒退和黑暗,中国人民就将失去一切希望。
- He sprang up and rushed to the door. 他跳起身,跑到门口。
- He took sick and died a week later. 他得了病,一周后就死去了。
- The duty of the Party is to mobilize the masses to overcome the dangers of capitulation,a split and retrogression and prepare against all possible eventualities so that in case they occur,the Party and the revolution will not suffer unexpected losses. 而党的任务是动员群众克服投降危险、分裂危险和倒退危险,并准备对付可能的突然事变,使党和革命不在可能的突然事变中,遭受出乎意料的损失。