duplex continuous integral fin tube

例句：

1. 1. The new design of the duplex continuous integral fin tube has greatly improved the efficiency of the heat exchanger.
   这种新型的双联式连续积分翅片管大大提高了热交换器的效率。
2. 2. The use of this duplex continuous integral fin tube in the industrial furnace is expected to reduce energy consumption by20%.
   预计在工业炉中使用这种双联式连续积分翅片管将减少能源消耗20%。
3. 3. The researchers have developed a new type of duplex continuous integral fin tube that can withstand higher temperatures and pressures.
   研究人员已经开发出一种新型的双联式连续积分翅片管，可以承受更高的温度和压力。