PVC decoration panel and folding door are new decorating and fliting building materials.
PVC装饰板、折合门是筑装饰装修材料。
PVC decoration panel and folding door are new decorating and fliting building materials.
PVC装饰板、折合门是筑装饰装修材料。
The fliting and K-L transform were used in this paper to process the acoustic well-logging waveform.
本文运用滤波和K-L变换对全波列声测井数据进处理。
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