我国农村自来水普及率已经提高yrZ579%,通硬化路的村超过98%。
[7]Ye,Yanping,etc.AContemporaryAssessmentofAcuteMechanicalVentilationinBeijing:Description,Costs,andOutcomes.CriticalCareMedicine:July2017-Volume45-Issue7-p11601167