object to study the therapeutic effects and notice item of machinery ventilate in the treatment of respiratory failure caused by acute cerebrovascular stroke.
目的探索机械通气治疗急性脑血管意外所致呼吸衰竭的疗效及注意事项。
lt is used to ventilate in hotel, building and factory etc.
适用于大楼,宾馆,工厂等场所通风换气。
lt is used to ventilate in boiler of other location with high temperature.