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氦 | |
gen. | helium |
agric. | helium |
auto. | helium |
avia. | helium |
chem. | Helium |
met. | helium |
3 氦 | |
refrig. | helium 3 |
研究中心 | |
bridg.constr. | research centre |
environ. | research centre |
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helium (He, 2号元素) | |||
Helium | |||
helium (He) | |||
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helium | |||
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helium 4 | |||
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helium | |||
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helium (化学元素,符号 he) | |||
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helium 3 |
氦 : 265 phrases in 29 subjects |