依据振动时效机理，应用模态分析技术，提出一种盘类铸件振动时效工艺参数优化设计的新方法。
The new method of the re-engineering VSR parameters of circle plate casting is figured out based on the modal Analysis technology.
通过实例分析，得出薄板焊接结构件自然时效周期远远小于实心件周期，并对其机理进行了分析。
Through the analysis of the example and mechanism, the natural ageing cycle of the structure welded by than plate is less than the one welded by solid metal.
根据振动时效工艺机理，针对工件特点，制定了具体操作程序，并从工艺效果评定工艺的可行性。
Based on the mechanism of vibrating aging process and features of work pieces, particular operating procedures are made and feasibility of the process is assessed from the result of the process.
用小角X射线散射研究了多级时效热处理中合金微结构的改变和硬度改变的机理。
The microstructure change and the mechanism of the change in hardness were studied by small-angle X-ray scattering.
阐述了电磁纯铁的磁时效现象及其机理，并结合太钢无磁时效优质电磁纯铁的质量控制水平和磁时效检验方法，提出了人工时效处理的改进工艺。
Combining with the quality control level of high-quality magnetic iron of Taigang and the test methods of magnetic aging, improving process of artificial aging was put forward.
本文介绍振动时效的机理、工艺特点及在国内外的应用情况。
The present paper briefly describes the aging mechanism of vibrating, process technology and the applications of vibrating aging technology in the world.
本文介绍了振动时效技术的机理、特点、工艺以及时效效果的评定方法。
The mechanism, features, process and evaluation way in result of vibratory stress relief method in production have been introduced.
在以往的研究中，主要是以养分平衡方法来开展对玉米施肥方面的研究，并多停留在理论与机理上的探讨，缺乏具体性、时效性与系统性的研究，没有更多地将新技术、新方法应用到研究中去。
The nutrient balance method was mainly researched on maize fertilizer in the old researches, and most of them stay the level of theory and mechanism without concrete, timely and system research.
通过实例分析，得出薄板焊接结构件自然时效周期远远小于实心件周期，并对其机理进行了分析。
Through the analysis of the example and mechanism, the natural ageing cycle of the structure welded by than plate is less than the one welded by solid metal. It's mechanism is analyzed.
研究目的：探讨针灸对单纯性肥胖病的即时效应和远期疗效及作用机理。
Research objective: Discuss the function mechanism and instantaneous effect, long-dated effect on simple obesity by acupuncture-moxibustion treatment.
研究目的：探讨针灸对单纯性肥胖病的即时效应和远期疗效及作用机理。
Research objective: Discuss the function mechanism and instantaneous effect, long-dated effect on simple obesity by acupuncture-moxibustion treatment.
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