electric furnace tube

例句：

1. 1. The electricfurnace tube is used to heat the materialinside the furnace.
   电炉管用于加热炉内的材料。
2. 2. The electric furnace tube is essentialfor maintaining the temperature of the furnace.
   电炉管对于保持炉温至关重要。
3. 3. The electricfurnace tube is made of stainless steel andcan withstand high temperatures.
   电炉管由不锈钢制成，能够承受高温。