“value index”的概念、定义、翻译、参考文献-科学参考

单词	value index
释义	value index [`val·yü ´in´deks] ^STATISTICS An index member which is the ratio of the value of all items in a given period to the value of all items in the base period.
随便看	supervisor call supervisor interrupt supervisor mode supervisory computer supervisory control supervisory controlled manipulation supervisory program supervisory routine supervisory signal supervisory system supervoltage supination supplemental chords supplementary angle supplementary condition supplementary group supplementary units supplied-air respirator supply control supply current supply point supply voltage support support base support-coated capillary column

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