单词	加成--附加
释义	附加；加成additive
随便看	operational transient operational unit operational unit number operational unit，ou operational use time operational variable operational virus operational voltage operational wastes operational weather category operational weather limit operational weather limits operational word operation amplifier operation amplifier design operation analysis operation analysis chart operation analysis sheet operation and equipment manual operation and flow process chart operation and maintenance operation and maintenance activities operation and maintenance activities--o&ma operation and maintenance activities，o&ma operation and maintenance center