查询词典 medium frequency

SCR has coreless medium frequency induction melting furnace of the set of 3t.5t; to improve product quality, to overcome the common sand casting casting defects can not be avoided, an increase of large-scale horizontal centrifugal casting equipment, various types of cast iron with an annual output of 5000T cast steel, roll production capacity.

现拥有可控硅无芯中频感应熔炼炉3t.5t各一套；为提高产品质量，克服普通的砂型铸造无法避免的铸造缺陷，增加了大型卧式离心铸造设备，具备年产5000T各类铸铁铸钢、轧辊的生产能力。

The factory had polish production equipment, complete testing equipment and more than 160 sets of special equipment, such as vacuum induction furnace, medium-frequency induction furnace, centrifugal pouring machine, automatic welder, direct-reading spectrocomparator, endoscope and vortex flaw detector, etc., with the yearly production of 2,500 tons of centrifugal tube casting and 2,000 tons of precision casting.

工厂生产装备精良、检测设备齐全，拥有真空感应电炉、中频感应电炉、离心浇注机、自动焊机、直读光谱仪、内窥镜、涡流探伤仪等各种专用设备160余台套，具有年产离心铸管2500吨、精密铸件2000吨的生产能力。

While sustaining constant force, isometric muscular contraction, the initial past decreasing rate of medium frequency curve, the absolute value of the fitting straight line slope, was increased with the degree of the muscular fatigue. With this rate, it was possible to quantitatively judge the state of the muscular fatigue, reduce the physical consumption and muscular uncomfort of recipients.

在维持等长、恒力肌肉收缩时，f＿曲线初始段下降率（即拟合直线斜率的绝对值）随肌肉疲劳程度的增加而增加，因此希望能用f＿曲线初始段的下降率来定量判断局部肌肉疲劳的状态，以减少受试者的体力消耗和肌肉不适程度。

The hardened case ununiformity and quenching cracks of H32058 driven ring gear after the medium frequency induction quenching were analyzed.

分析了H32058从动齿圈经中频淬火后出现的淬硬层分布不均和淬火裂纹等缺陷的原因，通过重新设计感应器和反复工艺调试，利用两次中频加热淬火方式实现预热中频淬火，获得了沿齿廓分布的淬硬层。

The link plates manufactured by using high-precision friction press ensures long wear life and high fatigue strength of chain joint links, and special medium-frequency heater ensures the highest hardness, thickest hardfacing layer and longest wear life of chain pin surface and avoids sudden breaking of chain pins due to the impact force.

专用的铰孔技术确保了链条链板的节距与孔径的统一性；精密摩擦压力机锻制的链板确保了链条链板的高耐磨寿命与高抗疲劳，专用的中频加热设备确保了链条销轴表面的最高硬度与最替代日本链条的高速板链链条深的硬度层、最长的耐磨寿命，避免了链条的削轴的冲击突然断裂。

Methods The pain threshold of the rat was measured before and after the application of ultrasound medium frequency electrotherapy. The content of met enhephalin and leu enkephalin in the glandula hypophysis and hypothalamus was also measured.

对大鼠经超声中频电作用后的疼痛反应进行定性、定量分析，并通过直线回归方法分析大鼠痛阈值变化与腺垂体、丘脑下部脑啡肽变化的相关性，探讨其镇痛作用机制。

The article introduces a technique of medium frequency induction brazing in electrical machine's end to end joint sleeves of rotor.

研究了一种发电机定子嵌线的中频感应钎焊方法。

The process parameters of medium frequency induction hardening for minicar half shaft s were introduced.

介绍了微型车半轴中频淬火工艺参数，表明冷却系统对半轴整体淬火的重要作用，产品质量符合技术要

This paper is divided in six chapters, including the medium frequency power supply of thyristors theory, design, regulation strategy, control system, experiments and conclusion.

本文的内容主要分为六章，分别阐述了晶闸管中频感应电源的工作原理、主电路设计、控制策略、控制系统实现、试验结果和结论。

This paper studies the technology and properties of 60AT NbRE microalloy point rails heat treatment that rail head was heated by medium frequency induction and cooled by pressure air.

AT尖轨全长热处理采用中频感应加热、压缩空气吹冷淬火，对 6 0AT铌稀土微合金道岔尖轨进行轨头全长欠速淬火工艺及性能的研究。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。