The cold air in the working chamber can convent if the exhaustvalve on top of the oven is open, the temperature is controlled constant automatically by digital display instrument.
开启箱顶排气阀可使工作室温之冷空气得以对流交换,温度控制采用数字显示仪表自动恒温调节。
3
Upon completion of liquid charging, control system will shun down exhaustvalve and open intake valve.