主动: initiative防空: air defense; antiaircraft; a ...主动防火: active fire precaution机动防空原则: mobility air defense concept自动防空系统: automatic defense主动防御反应: active defense reaction旋风式机动防空车: wirbelwind自动防空情报系统: automatic air defense information system自启动防空导弹: self-initiated anti-aircraft missile金山毒霸主动防御计划: adp防空: air defense; antiaircraft; antiaircraft defence主动: 1.(能够造成有利局面) initiative 主动作某事 do sth. on one's own initiative; do sth. of one's own accord; 争取主动 try to gain the initiative; contend for the initiative; 主动为人们做好事 be active in doing good to men; 主动求婚[爱尔兰] take the initiative in courtship; 她不愿意主动这么做。 she does not like to do so from her own initiative. 他工作很主动。 he displays great initiative in his work.2.[机械工程] driving; 主动报价 unsolicited offers; 主动导航 active homing; 主动舵 active rudder; main rudder; 主动滑轮 driving pulley; feed pulley; 主动皮带轮 drive pulley; 主动注意 [心] active attention被动防御: passive defense浮动防波堤: floating breakwater浮动防舷材: floating fender活动防护板: mobile protective panel活动防滑器: removable nonskid活动防浪板: drokeel; dropkeel机动防守: float机动防御: flexible defense; mobil defense劳动防护服: arbeitsschutzkleidung; the requirements on insulation of labour protective clothing in cold condition气动防波堤: air breakwater; bo le breakwater; bo lebreakwater; bobble breakwater驱动防滑: anti-slicontrol全自动防护: complete self protecting运动防护镜: sports spectacles