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酸度国家计量基准
释义
酸度国家计量基准
Encyclopedia
工学
物理化学特性计量
释
national primary standard for acidity (pH)
酸度国家计量基准
用于复现和保存水溶液pH的标度。国家水溶液酸度量值传递的源头。
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Galactic ridge
Galactic rotation
galactic rotation
Galactic rotation curve
galactic rotation curve
galactic sheet
Galactic source
galactic space
Galactic spiral structure
Galactic spur
Galactic stellar disk
Galactic structure
galactic structure
Galactic subsystem
galactic superbubble
Galactic supernova
galactic supernova
Galactic supernova remnant
Galactic System
galactic system
galactic thick disk
Galactic variable
galactic void
galactic walls
Galactic warp
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更新时间:2026/8/19 1:29:40