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

单词	protection ring system
释义	protection ring system 保护环系统
随便看	contingency freight contingency fund contingency insurance contingency insurance clause contingency interrupt contingency leadership theory contingency learning contingency level contingency-level contingency liability contingency management contingency management approach contingency measure contingency mode contingency model contingency model of leadership effectiveness contingency of reinforcement contingency of self-worth contingency operation contingency order contingency perspective contingency plan contingency planning contingency planning facilities list program Contingency Planning Guidance 逢逤逦逫逭逮逯逳逴逵むおんむおん【無音】むかむか【無価】むかいむかい【向かい】むかいあうむかいあう【向かい合う】むかいあわせむかいあわせ【向かい合わせ】