exa的意思|示意
n. 千兆兆，艾（克沙）（等于10的15次方），穰（等于10的18次方）
exa相关例句
The corrosion product was exa - mined by means of SEM, EMP and X - ray diffraction.
用SEM, EMP和 X 射线衍射分析腐蚀产物.
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Objectives To study the method of mark exa mination with moving - light - configuration and to solve practical problems.
目的研究游动配光检验的方法,利用配光理论指导解决实际问题.
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The corrosion product was exa - mined by means of SEM, EMP and X - ray diffraction.
用SEM, EMP和 X 射线衍射分析腐蚀产物.
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