简述滚动轴承的拆装工艺过程?
当变流器网侧L2相电流超过()A时,风机会触发网侧L2线电流最大值超限故障停机。 ["1500A","1600A","1325A","2000A"]
使用超声雾化吸入器,水槽内应加入() ["A、冷蒸馏水","B、自来水","C、温水","D、50%葡萄糖液"]
当电网L2相的电压值小于()V,并持续0.1秒后,触发电网L2相的电压最小值超限故障停机。 ["325V","35kV","690V","380V"]
留置导尿管时,预防感染的措施哪项不对() ["A、每日定时倾倒尿液,倒尿液时导尿管末端要高于耻骨联合","B、保持尿道口清洁","C、保持尿管畅通","D、导尿管末端不可接触尿液面","E、鼓励老人多饮水利尿"]
说出常见的几种轴承类型?(说出5种即可)