On the basis of finite element analysis, 5 concrete columns were made to carry on the experimental study about the measurement of working stress of concrete by the ring-hole method.
本文是在有限元模拟分析基础上，制作5根混凝土柱，进行环孔法测试混凝土工作应力的试验研究。
The blank design principle and method for rolling ring with stepped hole is developed based on the volume flow law and the comparison to the ring rolling experiment is done.
基于阶梯孔环件轧制体积流动规律，提出了阶梯孔环件轧制用毛坯设计原理和方法，并进行了轧制实验验证。
Aiming at the deep hole detection, the method of ring light section is introduced and its principle is analyzed.
针对深孔内膛的检测，对环形光切的测量方法进行了介绍，对其测量原理进行了分析。
Mechanical method is a category of measuring residual stress. In the category, hole-drilling method, ring-core method and dissecting method are commonly used.
机械法是测残余应力的一类方法，其中常用的有盲孔法、环芯法和剖分法。
The blank design principle and method for rolling ring with stepped hole is developed based on the volume flow law and the comparison to the rin…
基于阶梯孔环件轧制体积流动规律，提出了阶梯孔环件轧制用毛坯设计原理和方法，并进行了轧制实验验证。
The blank design principle and method for rolling ring with stepped hole is developed based on the volume flow law and the comparison to the ring rolling experiment is …
基于阶梯孔环件轧制体积流动规律，提出了阶梯孔环件轧制用毛坯设计原理和方法，并进行了轧制实验验证。
The invention relates to a method for aligning the concentricity of a locking hole and a locking guide rod in a silicon steel high-temperature annealing ring-shaped heating furnace.
本发明涉及一种硅钢高温退火环形加热炉中找正锁紧孔与锁紧导杆的同心度的方法。
The invention relates to a method for aligning the concentricity of a locking hole and a locking guide rod in a silicon steel high-temperature annealing ring-shaped heating furnace.
本发明涉及一种硅钢高温退火环形加热炉中找正锁紧孔与锁紧导杆的同心度的方法。
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