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谱线 pǔxiàn
oil spectral line
space spectrum line
Hβ 谱线氢光谱中巴尔墨系谱线中的β谱线，波长为4861.52埃
gen. one of the lines of the Balmer series in the hydrogen spectrum
Hδ 谱线氢光谱中巴尔墨系谱线中的δ谱线，波长为 4109.94 埃
gen. one of the lines of the Balmer series in the hydrogen spectrum
光谱线 pǔxiàn
met. spectral line; spectrum line
Hα 谱线氢光谱中巴尔墨系谱线中的α谱线，波长为6562.99埃
gen. one of the lines of the Balmer series in the hydrogen spectrum
Hγ 谱线氢光谱中巴尔墨系谱线中的 Y 谱线，波长为 4340.67埃
gen. one of the lines of the Balmer series in the hydrogen spectrum
谱线: 815 phrases in 48 subjects
Agriculture14
Air defense7
Animal husbandry3
Architecture1
Artificial intelligence2
Automobiles8
Aviation20
Biotechnology1
Bridge construction1
Chemistry36
China1
Communications1
Compressors1
Construction5
Desert science2
Earth sciences51
Ecology4
Economy1
Electronics86
Engineering geology6
Environment1
Explosives and Explosive Ordnance Disposal6
General23
Geology18
Geophysics9
Information technology6
Medical2
Metallurgy102
Metrology1
Molecular genetics1
Nuclear physics1
Oil / petroleum27
Oil processing plants3
Physics9
Plastics4
Polymers8
Rail transport3
Refrigeration2
Remote sensing3
Reproductive biology1
Shipbuilding5
Space58
Steel production2
Technology260
Telecommunications6
Textile industry1
Water resources1
Wind Energy1

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