The principles, method of the analysis, structure and character of gas chromatographic instrument for vacuummeltingfurnace with high frequency are introduced and analysed in this paper.
本文对高频真空熔融气相色谱分析仪的测试原理、方法、结构、特点等方面进行了介绍和分析。
2
Thermal shock test in vacuum was done under modelling melting conditions, the coating could resistant to one time thermal shock in vacuumfurnace and was in integrity.
在模拟熔炼条件下，对涂层进行了真空热震试验，涂层均能经受一次真空热震而涂层完好。
3
The utility model relates to a vacuummelting-refining furnace for producing neodymium, iron, boron and rare earth permanent magnetic alloy material and rare earth hydrogen-storage alloy material.