单项选择题The filtration rate of rapid filtration process is much higher than slow filtration process, and needs frequent backwash. A、正确 B、错误
单项选择题县级以上人民政府有关部门未依照《传染病防治法》有关规定履行传染病防治和保障职责的,造成传染病传播、流行或者其他严重后果的,构成犯罪的,对责任人员可依法追究刑事责任。()