采用位移门槛电压控制焊接过程，对Q 235 - A钢进行了变压式和等压式扁钢带直流电阻对焊试验。
A displacement threshold was used to control DC upset butt welding process, and constant pressure and varied pressure tests were carried out on Q235 a steel strips.
本文主要阐述旁路调节式、行程调节式等压力液压能源的设计、工作原理及其优越性。
The design and working principles and the advantages of equal pressure hydraulic energy controlled by by-pass and stroke were mainly discussed in this paper.
本文通过热力学推导和经验校正，提出了一个新的推算有机化合物液体等压热容的关联式。
A new generalized correlation tor the estimation of heat capacities of liquid organic compounds has been developed.
本文根据等压灌装机上所采用的气阀式灌装阀的工作过程对灌装阀弹簧的设计进行了研究。
This paper studies design of the spring of the equal air pressure opening valve in bottler according to its working procedure.
本文根据等压灌装机上所采用的气阀式灌装阀的工作过程对灌装阀弹簧的设计进行了研究。
This paper studies design of the spring of the equal air pressure opening valve in bottler according to its working procedure.
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