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直径计量标准
释义
直径计量标准
Encyclopedia
工学
直径计量技术
释
diameter measurement standard
直径计量标准
用于直径标准器的校准和溯源,统一全国直径量值的国家计量标准。
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London smog
London smog episode
London Stockley Park of England
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London theory of superfluidity
London-type smog
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loneliness
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Lonely hill in West lake
lonely individuals
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LONEOS
lone-pair electron
lone pair electrons
long
long-acting formulation
long-acting microspheres for injection
long addition
long afterglow phosphor
long-after-glow phosphor
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