机译:
Science College of Gansu Agriculture University, Lanzhou 730070, China;
Chemistry Department, Northwest Normal University, Lanzhou 730070, China;
Science College of Gansu Agriculture University, Lanzhou 730070, China;
Science College of Gansu Agriculture University, Lanzhou 730070, China;
Science College of Gansu Agriculture University, Lanzhou 730070, China;
Science College of Gansu Agriculture University, Lanzhou 730070, China;