It enumerates for a part of EMP-segments in China the technical data, the state of operation, problems having emerged and their causes, and those needing attention.
列举了我国部分塑料瓦的技术数据、运行情况、出现的问题与原因以及须注意的新问题。
It enumerates for a part of EMP-segments in China the technical data, the state of operation, problems having emerged and their causes, and those needing attention.
列举了我国部分塑料瓦的技术数据、运行情况、出现的问题与原因以及须注意的新问题。
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