... [测量]单位符号symbol of a unit [测量]单位制system of units 一贯[导出][测量]单位coherentunit ...
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短语
测量单位制
system of measures
;
[计量]
system of measuring units
;
system of measurement units
一贯[测量]单位制
coherent system of units
英制测量单位制
british system of measures
量测制外单位
off-system unit of measurement