英语词汇“氧气帽”的翻译、意思、用法、释义-英汉汉英双解词典

单词	氧气帽
释义	氧气帽 an oxygen helmet
随便看	tangent point retarder tangent points simplex tangent polygon tangent-profile tangent projection tangent pump tangent ratio tangent ray tangent relation tangent relationship tangent remarks tangent resolution tangent retarder tangent r-frame tangent r-frame bundle tangent rotarymethod tangent roundabout tangent rule tangent run-off tangent runout tangent screen tangent screw Tangent-screw tangent-secant theorem tangent section