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barium-base alloy
barium-base grease
barium-base titanox
barium-chloride test
barium-nickel cathode
barium-tungsten cathode
bariumism
bark
bark allowance
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barium-nickel cathode
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barium-nickel cathode
Definitions
[1]
[电子]
钡镍阴极
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barium-nickel cathode