国产在线aⅴ精品91,在线观看aⅴ免费,中文字幕的a级一片,国产免费A∨片在线观看不卡

<sup id="cvnef"><thead id="cvnef"></thead></sup>
    <output id="cvnef"></output>
    <sup id="cvnef"><thead id="cvnef"><input id="cvnef"></input></thead></sup>

  1. <s id="cvnef"><dfn id="cvnef"><kbd id="cvnef"></kbd></dfn></s>
    <strike id="cvnef"></strike>

  2.  
      中文ENG
    FOCUS ONPROGRESSDISTRICTCITYCHARMING QINGDAOVideosPhotos
    Qingdao: subway line 11 adjusts bullet train
    2017-02-10 09:33:13
    ????As a 4-train type B subway train firmly was placed on the subway track in the Datian section of subway 11 in Jimo city by frame crane, Datian section has its 1st subway, which also means the Qingdao subway line 11 will adjust its bullet train soon. In the next construction and adjustment of subway line 11 will be conducted at the same time to enable the opening traffic to the public before the end of 2017.

    ????Subway line 11 adopts type B train, stainless steel drum-shaped train, each group has 4 trains, the max loading capacity is about 1,200 people, and the max speed is 120km/h, which is the highest speed in domestic subways. What should be mentioned is, the train can be powered by battery, and the distance can exceed 300 meters. That is incredibly helpful in entering/exiting the subway section and short-distance traffic in mainline. “The train body is made of high-performance and painting-free stainless steel. Its life can be 30 years. And it has advantages such as high-density, corrosion-resist and eco-friendly.” According to Qingdao Subway Group deputy chief engineer Luo Qingping, what should be mentioned is, the train body adopts advanced laser welding technology, which not only enhances tightness and the overall strength of the car body, but also enables more smooth body and more beautiful appearance. (Zhou Jianliang) [Photo: train of subway line 11 The 1st subway line 11 train was placed by Fu Xuejun]

     
    PROGRESS more
    FOCUS ON more
    DISTRICT more
    DIGGTAL EDITION more
    Qingdao Today 201701
    ATTRACTION more
    Mt. Laoshan in autumn
    主辦:青島市人民政府新聞辦公室
    技術(shù)支持:青島新聞網(wǎng)