Heat flow bypass valve through the heat and cold coolant of coolant mixed to make the air-freeze agent in the heat exchanger coolant temperature constant.
热气流旁通阀通过将热冷冻剂与冷的冷冻剂混合，使空气-冷冻剂热交换器中的冷冻剂温度保持恒定。
2
The cold air in the working chamber can convent if the exhaust valve 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
But if you touch the valve going into your tire which basically measures the temperature of the air going into your tire, that is getting hot, right.