這是3月14日拍攝的鴨池河特大橋（無人機拍攝）。目前，成貴高鐵控制性工程鴨池河特大橋建設(shè)已進入最后沖刺階段，大橋主體工程完工，鋼軌鋪設(shè)已經(jīng)完成。預計該橋?qū)⒂谀陜?nèi)竣工。[新華社 劉續(xù) 攝]

Aerial photo taken on March 14, 2019 shows the Yachihe Bridge of the Chengdu-Guiyang high-speed railway under construction in Qianxi, southwest China's Guizhou Province. The construction of the Yachihe Bridge of the Chengdu-Guiyang high-speed railway will be completed by the end of 2019. (Xinhua/Liu Xu)

3月14日，施工人員在鴨池河特大橋上拆除輔助設(shè)施。目前，成貴高鐵控制性工程鴨池河特大橋建設(shè)已進入最后沖刺階段，大橋主體工程完工，鋼軌鋪設(shè)已經(jīng)完成。預計該橋?qū)⒂谀陜?nèi)竣工。[新華社 劉續(xù) 攝]

A worker is seen on the Yachihe Bridge of the Chengdu-Guiyang high-speed railway under construction in Qianxi, southwest China's Guizhou Province, March 14, 2019. The construction of the Yachihe Bridge of the Chengdu-Guiyang high-speed railway will be completed by the end of 2019. (Xinhua/Liu Xu)

3月14日拍攝的鴨池河特大橋。目前，成貴高鐵控制性工程鴨池河特大橋建設(shè)已進入最后沖刺階段，大橋主體工程完工，鋼軌鋪設(shè)已經(jīng)完成。預計該橋?qū)⒂谀陜?nèi)竣工。[新華社 劉續(xù) 攝]

Photo taken on March 14, 2019 shows the Yachihe Bridge of the Chengdu-Guiyang high-speed railway under construction in Qianxi, southwest China's Guizhou Province. The construction of the Yachihe Bridge of the Chengdu-Guiyang high-speed railway will be completed by the end of 2019. (Xinhua/Liu Xu)

這是3月14日拍攝的鴨池河特大橋（無人機拍攝）。目前，成貴高鐵控制性工程鴨池河特大橋建設(shè)已進入最后沖刺階段，大橋主體工程完工，鋼軌鋪設(shè)已經(jīng)完成。預計該橋?qū)⒂谀陜?nèi)竣工。[新華社 劉續(xù) 攝]

Aerial photo taken on March 14, 2019 shows the Yachihe Bridge of the Chengdu-Guiyang high-speed railway under construction in Qianxi, southwest China's Guizhou Province. The construction of the Yachihe Bridge of the Chengdu-Guiyang high-speed railway will be completed by the end of 2019. (Xinhua/Liu Xu)

這是3月14日拍攝的鴨池河特大橋（無人機拍攝）。目前，成貴高鐵控制性工程鴨池河特大橋建設(shè)已進入最后沖刺階段，大橋主體工程完工，鋼軌鋪設(shè)已經(jīng)完成。預計該橋?qū)⒂谀陜?nèi)竣工。[新華社 劉續(xù) 攝]

Aerial photo taken on March 14, 2019 shows the Yachihe Bridge of the Chengdu-Guiyang high-speed railway under construction in Qianxi, southwest China's Guizhou Province. The construction of the Yachihe Bridge of the Chengdu-Guiyang high-speed railway will be completed by the end of 2019. (Xinhua/Liu Xu)

這是3月14日拍攝的鴨池河特大橋（無人機拍攝）。目前，成貴高鐵控制性工程鴨池河特大橋建設(shè)已進入最后沖刺階段，大橋主體工程完工，鋼軌鋪設(shè)已經(jīng)完成。預計該橋?qū)⒂谀陜?nèi)竣工。[新華社 劉續(xù) 攝]

Aerial photo taken on March 14, 2019 shows the Yachihe Bridge of the Chengdu-Guiyang high-speed railway under construction in Qianxi, southwest China's Guizhou Province. The construction of the Yachihe Bridge of the Chengdu-Guiyang high-speed railway will be completed by the end of 2019. (Xinhua/Liu Xu)

這是3月14日拍攝的鴨池河特大橋（無人機拍攝）。目前，成貴高鐵控制性工程鴨池河特大橋建設(shè)已進入最后沖刺階段，大橋主體工程完工，鋼軌鋪設(shè)已經(jīng)完成。預計該橋?qū)⒂谀陜?nèi)竣工。[新華社 劉續(xù) 攝]

Aerial photo taken on March 14, 2019 shows the Yachihe Bridge of the Chengdu-Guiyang high-speed railway under construction in Qianxi, southwest China's Guizhou Province. The construction of the Yachihe Bridge of the Chengdu-Guiyang high-speed railway will be completed by the end of 2019. (Xinhua/Liu Xu)