本文介绍了该系统的结构、原理，并结合武九线的现场试验情况从科研、设计、施工和维护等方面进行了论述。
The paper introduces the structure and principle of this system, and discusses the issue from the respects of scientific research, design, const…
来自日本九州大学，22岁的小林裕武说：“作为我们的长辈并且拥有丰富的阅历，我们理应尊敬他们。”
"We always respect elders for both their age and experience," said Hirotake Kobayashi, a 22-year-old student at Kyushu University in Japan.
来自日本九州大学，22岁的小林裕武说：“作为我们的长辈并且拥有丰富的阅历，我们理应尊敬他们。”
"We always respect elders for both their age and experience, " said Hirotake Kobayashi, a 22-year-old student at Kyushu University in Japan.
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