active bud活芽activeadj.活跃的；积极的；起作用的；灵活的active carbon desulfurization活性炭脱硫active carbon radon detection土壤活性炭测氡active nutation damper system有源章动阻尼系统active hydraulic guide roller液压主动导靴active oxygen defense enzymes活性氧防御酶系统active flexibl protecting net主动柔性防护系统网active fire protection system主动消防系统active power factor corrector功率因数校正active pressure determination主动式测压Active Moving Target Tracking活动目标主动跟踪