Environmental Engineering Team Testing Water Quality in Field - HD 影片檔
Male and female environmental engineers conduct water quality testing beside a shallow water area, collecting field data to monitor pollution and environmental conditions.





購買授權
所有免版稅授權包含全球使用權限、全面的法律保障,定價簡單並享有計量折扣。
HK$3,500.00
HKD
