单词	tendency to change
释义	tendency to change 变动趋向
随便看	air quality macroscopic survey air quality management Air Quality Master Plan air quality modal air quality model air quality modeling air quality model performance evaluation air quality monitoring air quality monitoring network air quality monitoring report air quality monitoring station Air quality monitoring system air quality objective air quality rating air quality report air quality sensor air-quality sensor air quality setback air quality simulation air quality simulation model air quality standard air quality standards air quality study air qualitysurveillance air quality surveillance