Search results

Acknowledgements This work was financially supported by the Natural Science Research Project of Higher Education of Anhui Province of China (KJ2011B023).
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In the first case, deformation at temperatures from 1200° C to 400° C is combined with heat treatments of quenching and tempering in order to produce materials of very high strength and ductility [2].
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Research on Transmission Mechanism and Dynamic Regulation Mechanism for Quadruped Search Robot Peng Wang 1, a, Yuan Zhang 1, a and Jixiang Li 2, a 1 School of Mechanical & Power Engineering, Harbin University of Science and Technology Harbin 150080, China 2 College of Automation, Harbin University of Science and Technology Harbin 150080, China awangpcw@163.com Keywords: Quadruped robot, quadruped walking, structure design, Pro/E model Abstract.
According to the research material of the experienced Russian search dog training force, generally speaking, a qualified search dog is trained needs 1.5 years at least [6], while its effective working time is less than 3 years [7].
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Materials The stress-strain curve of steel is taken as four parts-quadratic plastic yield relationship based on Ref [17] (see Fig. 1).
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Materials and methods General study area The study area is in the source region of the Yangtze River which is in the centre of Qinghai-Tibet Plateau, located between 32°30′-35°40′N and 90°30′–95°35′E,with an area of 1.212×105km2.
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It will provide a new kind of material for phytoremediation applied in polluted environment.
Materials and methods Materials culture and experiment design Cut health and the same growth of aizoon, cultured in complete nutrient solution for 15d as pre-incubation, during this stage it would grow more vigorous root system, and then began to processe complete nutrient solution with Cu, Pb and Zn.
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Jafarian, Heat checking as a failure mechanism of dies exposed to thermal cycles: A review, Journal of Materials Research and Technology 26 (2023) 865–895. https://doi.org/10.1016/j.jmrt.2023.07.170
Zhang, Thermal fatigue failure mechanisms and enhancement strategies of die steel, Journal of Materials Research and Technology 38 (2025) 4567–4599. https://doi.org/10.1016/j.jmrt.2025.08.198
Hamada, Tailoring microstructure and mechanical properties of additively manufactured H13 tool Steel: Influence of build orientation and tempering treatments, Materials Science and Engineering: A 942 (2025) 148708. https://doi.org/10.1016/j.msea.2025.148708
Zhang, Tailoring strength-ductility balance in laser powder bed fusion H13 steel via intrinsic heat treatment-induced heterostructure and tempering homogenization, Materials Science and Engineering: A 952 (2026) 149671. https://doi.org/10.1016/j.msea.2025.149671
Yan, High strength (~2000 MPa) or highly ductile (~11%) additively manufactured H13 by tempering at different conditions, Materials Science and Engineering: A 773 (2020) 138845. https://doi.org/10.1016/j.msea.2019.138845

It can be seen that corrosion weight losses of both materials increase monotonically with the prolonging of immersion time, as seen from Fig. 4.
Acknowledgements This work was financially supported by the Inner Mongolia Key Science & Technology Project (20071911), Inner Mongolia natural science fund( 2010MS0802), Inner Mongolia University of Science and Technology Innovation fund( 2009NC013)and , the Inner Mongolia University of Science and Technology Innovation Team(Metal Material Processing and Microstructure Controlling).
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