PVC decoration panel and folding door are new decorating and fliting building materials.
PVC
饰板、折合门是新型建筑饰
料。
PVC decoration panel and folding door are new decorating and fliting building materials.
PVC饰板、折合门是新型建筑饰料。
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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