[名词解释] life-time fertility rate

电除尘器的主要吸尘电极是（）。 ["阴极","阳极","阴阳两极","不确定"] 什么是三核对？ 微细加工 作用于NMDA受体的药物是（） ["吗啡","氯胺酮","可乐定","布洛芬","咪达唑仑"] 抽风机启动前通知烧结机人员（）。 ["打开风箱闸门","关闭1#风箱阀门","关闭全部风箱阀门"] life-time fertility rate