坐那趟車。。。車內一会黑一会亮的,于是就数钻过的山洞,记得从北京还没到张家口就有30多个山洞啦。。估计修高铁的难度肯定比平原地区大很多。
坐那趟車。。。車內一会黑一会亮的,于是就数钻过的山洞,记得从北京还没到张家口就有30多个山洞啦。。估计修高铁的难度肯定比平原地区大很多。
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy