venvironmental factor的用法和样例：
例句
- The micro-ecological factor's day-changing character inside the intercrop woods were observed and analyzed.
摘要对林菌间作林内的微生态环境因子进行了观测和分析，探讨了林下栽培食用菌对二者生长的影响。 - Environmental factors influencing the quality of Chinese pricklyash were analyzed by factor analysis method.
应用因子分析方法，对影响花椒品质的环境因子进行分析。
