evaporator scale

例句：

1. 1. The evaporator scale onthe heat exchanger needs to be cleanedregularly to prevent it from clogging thesystem.
   热交换器上的蒸发器结垢需要定期清理，以防止堵塞系统。
2. 2. During thewinter season, the condensatescale can accumulate on the cooling tower,which can affect its efficiency.
   冬季时，冷凝水垢会在冷却塔上积累，这会影响其效率。
3. 3. To maintainoptimal performance, it isessential to monitor and clean theevaporator scale regularly.
   为了保持最佳性能，定期监测和清洁蒸发器结垢是必要的。