燕子山

燕子山燕子山
  1. 综合物探在燕子山矿铁路抢险中的应用

    Application of Synthesis Substance Exploration of the Railway Emergency Saving in Yanzi Mountain Mine

  2. 我们已经知道,谈花、燕子、落山的太阳、初升的月亮,所有这一类重要的东西。

    We have seen , of the flowers , and the swallows , the setting sun and the rising moon , and all sorts of important things .