在分析了真空感应熔炼供电控制对象特性的基础上，设计了基于模糊PID控制的计算机控制系统。
On the basis of analyzing speciality of VIM's power supply control system, computer control system based on fuzzy PID control is designed.
对熔炼室真空度、聚焦、原料棒化学成分、尺寸规格、熔炼速度，搅拌速度等对单品制备的影响进行了详细分析。
Influences of vacuum in the melting chamber, chemical composition and specifications of Mo and Mo-Nb alloy feed stock bar growing rate, rotation rate on processing Mo-Nb alloy are analyzed in detail.
采用中频真空感应熔炼炉、X射线衍射仪、金相显微镜、电子探针、显微硬度计等实验分析方法，研究了稀土金属铈与低熔点金属锡在钢中的相互作用。
The interaction between the cerium and tin in steel was studied by vacuum induction melting, Xray diffraction, optical microscopy, electronic probe microscopy analysis, and microhardness tester.
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