china's national standards for child safety seats have taken effect to help keep young children safe on cars.
as cri's zhang wan reports, experts say the problem now is that most chinese parents still haven't realized the importance of the safety seats.
experts point o
资源难易程度:★★★★★★★★★★★★★★★
高考资源网版权所有 ©2005-2014
未经许可，盗用或转载本站资料者，本站将追究其法律责任！
