condenser checker

例句：

1. 1. The condenser checker is used to inspect the performance of the air conditioner.
   冷凝器检查器用于检查空调的性能。
2. 2. The technician used the condenser checker to diagnose the problem with the air conditioning system.
   技术员使用冷凝器检查器诊断空调系统的问题。
3. 3. The condenser checker is an essential tool for maintaining the efficiency of the air conditioning system.
   冷凝器检查器是维护空调系统效率的必备工具。