英语词汇“preaction system”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	preaction system
释义	preaction system 预作用灭火系统
随便看	retained item retained line retained material retained menstruation retained mode retained moisture retained nitrogen retained object retained object complement retained objects retained of trade retained ownership retained pay retained percentage retained personnel retained placenta retained porosity retained production payments retained profit retained profits retained reserve retained saving retained stone retained strength retainedsurplus 贝部贝阙珠宫贞贞1 贞2 贞4 贞下起元贞不绝俗贞元会合贞松劲柏生漆生火生灰生灵生父生牌生物生猛生猪生理