The effects of excess heating agent index, oxygen supplying speed and ar flow rate on heating up speed and heating up range are discussed.
研究了发热剂过剩指数、供氧速度、氩气流量对升温速度、升温值的影响。
Because the liquid nitriding the liquid and the work piece direct conduction heating, reduced the work piece heating-up time, raised the azotize speed.
液体氮化由于液体与工件直接传导加热，缩短了工件加热时间，提高了渗氮速度。
It possesses the characteristics of fast speed heating up, homogeneous heating, fuel conservation and novel structure.
它具有火焰不直接冲刷加热工件、升温速度快、加热温度均匀、节约燃料、结构新颖等特点。
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