split air conditioning system造句

例句与造句

1. This paper introduced variable refrigerant flow multi split air conditioning systems ' s principle and features , it has expressed my views combined with my experience to the problems when designed engineering
   摘要本文介绍了变制冷剂流量空调系统的特点及在设计中应该注意的问题。
2. It's difficult to find split air conditioning system in a sentence. 用split air conditioning system造句挺难的