Hey. I'm Solan. Sorry for disturbing you these days.
你好，我是苏蓝。这些日子恐怕要打扰你了。
It is learned that the Solan air source heat pump are the core technology to solve the problems of low temperature operation.
据悉，索兰空气源热泵的核心技术是解决了低温运行的难题。
It is learned that the Solan air source heat pump are the core technology to solve the problems of low temperature operation.
据悉，索兰空气源热泵的核心技术是解决了低温运行的难题。
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