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无铅钎焊
释义
无铅钎焊
Encyclopedia
工学
钎焊
释
lead-free soldering
无铅钎焊
所采用的钎料、电子元器件以及印刷电路等均不含铅的钎焊。又称无铅软钎焊。
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north galactic-polar spur
North Galactic Pole
north galactic spur
North Gas Field
North German Confederation
North-Guangdong Subgroup of Hakka Dialects
north heliographic pole
North Hot Spring Park
North Institute for Scientific and Technical Information
North Island
north levee of Hutuo river
North Macedonia
North Maluku
North Manchurian Plague Prevention Service
north north temperate belt
North Pacific Anadromous Fish Commission
North Pacific Coast Guard Forum
North Pacific currents
North Pacific Gyre Oscillation
North Pagoda at Chaoyang
North Pagoda at Shaoyang
north point
North Polar Basin
north polar distance
North Polar Region
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