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pulse walk
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pulse walk
脉冲游动
不同幅度或上升时间的输入脉冲产生的定时脉冲信号的时间涨落或分散。
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present weather measurement instrument
preservation
preservation and conservationProject for China’s ancient books
Preservation and Conservation Project of Materials in Minguo Period (1911~1949)
preservation and conservation standards
preservation and long-term access through networked services
Preservation and Restoration of ancient wooden and bamboo Lacquer crafts
preservation and restoration of collection stone cultural relics
Preservation and Restoration of Oil Paintings
preservation class
preservation disaster plan
Preservation Handbook for Cultural Relics
preservation librarian
preservation of agricultural products
preservation of angles
preservation of aquatic products
preservation of area
preservation of cadaver
preservation of Chinese calligraphies and paintings
Preservation of Cultural Relics
preservation of genetic material in fishery biology
Preservation of historic center in Antwerp
Preservation of historic center in Bruges
Preservation of Historic Centre of Kraków
preservation of leather collection
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