欧美精品在线第一页,久久av影院,午夜视频在线播放一三,久久91精品久久久久久秒播,成人一区三区,久久综合狠狠综合久久狠狠色综合,成人av一区二区亚洲精,欧美a级在线观看

        Feature: Lao primary school teachers, students tour construction site of China-Laos railway

        Source: Xinhua| 2019-06-02 00:50:33|Editor: Liangyu
        Video PlayerClose

        LAOS-VIENTIANE-CONSTRUCTION SITE OF CHINA-LAOS RAILWAY-TOUR

        Students of the China-Laos Friendship Nongping Primary School visit the China-Laos Railway Exhibition Hall in Vientiane, Laos, June 1, 2019. The teachers and students of the China-Laos Friendship Nongping Primary School in Lao capital Vientiane observed the International Children's Day on Saturday by going on a tour to the construction site of the China-Laos railway. (Xinhua/Zhang Jianhua)

        by Zhang Jianhua, Wang Shan

        VIENTIANE, June 1 (Xinhua) -- The teachers and students of the China-Laos Friendship Nongping Primary School in Lao capital Vientiane observed the International Children's Day on Saturday by going on a tour to the construction site of the China-Laos railway.

        The teachers and students visited the China-Laos Railway Exhibition Hall, the construction site of the Nam Khone super major bridge, the longest bridge along the railway, and the Vientiane bridge beam fabrication yard of China Railway No. 2 Engineering Group (CREC-2), the company in charge of the railway construction.

        At the Command Center of the beam fabrication yard, the teachers and students watched video introduction of the railway as well as a documentary about a Lao railway worker who once was a flood victim of last July's Attapeu dam collapse.

        The China-Laos railway has a length of over 414 km, linking Mohan-Boten border gate in northern Laos and capital Vientiane. Operating speed on the route is designed at 160 km per hour.

        In the production area of the beam fabrication yard, the teachers and students got to know the various processes of the bridge beam. The students showed great interest in the processes of steel bars' reinforcing, tensioning and maintenance.

        Twelve-year-old Khamchan Kanyavong said it was the first time she saw how a railway was built. "I was very happy to learn the railway construction for the first time. I also learned some knowledge about railway construction," she said, adding the day has been meaningful.

        In the safety education VR experience hall of CREC-2, the students put on VR equipment and were amazed by the experience, while their curious friends kept asking questions such as "What do you see?" "Can you see clearly?"

        Teachers of the primary school told Xinhua that the activities have enabled the children to expand their knowledge.

        The China-Laos Friendship Nongping Primary School is a demonstration project of China-Laos friendship. The school is funded by the China Foundation for Peace and Development in 2012. Since then the foundation has been sending volunteer teachers and offering teaching materials to the school.

           1 2 3 4 Next  

        KEY WORDS:
        EXPLORE XINHUANET
        010020070750000000000000011100001381091331
        主站蜘蛛池模板: 88国产精品欧美一区二区三区三| 国产精品一区一区三区| 理论片高清免费理伦片| 欧美一区二区久久| 色噜噜狠狠狠狠色综合久| 国产www亚洲а∨天堂| 国产大学生呻吟对白精彩在线| 欧美久久一区二区三区| 夜夜嗨av一区二区三区中文字幕 | 自拍偷在线精品自拍偷写真图片| 亚洲国产精品国自产拍久久| 精品日韩久久久| 偷拍自中文字av在线| 蜜臀久久久久久999| 国产女人和拘做受在线视频| 精品久久一区| 日韩av在线中文| 国产偷久久一区精品69| 欧美一级特黄乱妇高清视频| 国产精品综合久久| 欧美日韩一区电影| 天天干狠狠插| 精品国产91久久久久久久 | 国产精品久久免费视频| 久久久午夜爽爽一区二区三区三州| 精品日韩久久久| 国产精品视频一二区| 国产一级一区二区| 国产91一区| 国产精品美女久久久另类人妖| 奇米色欧美一区二区三区| 国产欧美久久一区二区三区| 羞羞免费视频网站| 国产午夜精品一区二区三区视频| 国产精品乱综合在线| av中文字幕一区二区| 91麻豆产精品久久久| 国产精品自拍在线| 国产91在线播放| 国产欧美视频一区二区三区| 国产69精品久久| 精品国产仑片一区二区三区| 一区二区三区国产视频| 性色av色香蕉一区二区| 久久久一二区| 国精偷拍一区二区三区| 国产日产欧美一区| 97人人模人人爽人人喊0| 国产一区激情| 国产精品v一区二区三区| 91看片app| 精品三级一区二区| 国产69精品久久| 国产97久久| 国产精品一区二区6| 亚洲精品456| 高清人人天天夜夜曰狠狠狠狠| 夜夜躁日日躁狠狠躁| 国产精品美乳在线观看| 国产日韩欧美亚洲| 国产欧美精品一区二区三区小说| 国内精品99| 国产一级片子| 久久久久久中文字幕| 精品国产精品亚洲一本大道| 欧美一区免费| 国产乱色国产精品播放视频| 国产欧美一区二区三区沐欲| 亚洲少妇中文字幕| 国产一区二区91| 久久99精品一区二区三区| 一级午夜电影| 亚洲精品一区在线| 国产韩国精品一区二区三区| 亚洲精品中文字幕乱码三区91| 国产一区二区在线免费| 国产精品二十区| 欧美精选一区二区三区| 欧美一区二区三区视频在线观看| 欧美一区亚洲一区| av午夜在线| 国产日韩一区二区三免费| 亚洲四区在线观看| 亚洲精欧美一区二区精品| 日韩av中文字幕第一页| 久久99久久99精品蜜柚传媒| 亚洲精品97久久久babes| 国产精品欧美久久| 国产精品亚洲精品| 97视频一区| 久久国产精品免费视频| 国模一区二区三区白浆| 91精品国产麻豆国产自产在线| 国产69久久| 一区二区久久精品66国产精品| 亚洲国产精品日韩av不卡在线| 日本高清不卡二区| 国产精品高潮呻吟三区四区| 国产精品日韩一区二区三区| 亚洲国产精品国自产拍久久| 国产jizz18女人高潮| 国产一区二区三区精品在线| 一级久久久| 一区二区三区精品国产| 国产精品视频一二区| 国产精品高清一区| 国产精彩视频一区二区| 国产视频一区二区在线播放| 久久国产欧美一区二区三区精品| 玖玖玖国产精品| 国产精品乱码久久久久久久| 午夜黄色一级电影| 国产麻豆91视频| 大bbw大bbw超大bbw| 日本精品一区二区三区视频| 精品久久久久久亚洲综合网| 亚洲欧美日韩视频一区| 久久精品国产亚洲一区二区| 国产色午夜婷婷一区二区三区| 久久夜色精品亚洲噜噜国产mv| 欧美系列一区二区| 久久久久国产一区二区三区不卡| 狠狠色狠狠色合久久伊人| 亚洲国产欧美一区| 色婷婷精品久久二区二区6| 99国产精品免费观看视频re| 美女脱免费看直播| 午夜大片男女免费观看爽爽爽尤物| 狠狠色丁香久久婷婷综合丁香| 亚洲欧美视频一区二区| 国产一区2| 欧美精选一区二区三区| 日韩av一区二区在线播放| 日本二区在线观看| 精品国产二区三区| 午夜影院91| 久久精品视频偷拍| 狠狠色噜噜狠狠狠狠88| 91精品色| 香蕉av一区二区三区| 少妇久久免费视频| 亚洲国产精品一区在线观看| 精品a在线| 精品999久久久| 国产无套精品一区二区| 亚洲国产精品二区| 午夜色影院| 影音先锋久久久| 欧美亚洲精品suv一区| 狠狠色丁香久久婷婷综| 国产精品suv一区二区6| 国产一区二区三区四区五区七| 一区二区久久精品| 日韩av三区| 日日噜噜夜夜狠狠| 亚洲少妇一区二区| 一级午夜电影| 99精品视频免费看| 午夜毛片在线观看| 香蕉av一区二区| 免费xxxx18美国| 亚洲日韩欧美综合| 亚洲精欧美一区二区精品| 欧美在线免费观看一区| 久久国产精彩视频| 黄色av免费| 午夜社区在线观看| 国产欧美三区| 在线视频国产一区二区| 精品美女一区二区三区| 免费的午夜毛片| 香蕉久久国产| 狠狠干一区| 欧美69精品久久久久久不卡| 国产特级淫片免费看| 91精品色| 亚洲精品性| 欧洲国产一区| 国产精品欧美一区二区三区| 国产二区精品视频| 91超碰caoporm国产香蕉| 欧美一区二区三区免费播放视频了| 中文字幕亚洲欧美日韩在线不卡| 在线视频国产一区二区| 最新国产精品久久精品| 综合久久激情| 欧美三级午夜理伦三级老人| 丰满岳乱妇bd在线观看k8| 欧美一区二区三区三州| 99久久精品国产国产毛片小说| 国产91免费观看| 欧美日韩一级二级| 国产精品9区| 亚洲一二三四区| 欧美一区二区三区免费看| 国产乱码一区二区三区| 91人人精品| 狠狠色狠狠色综合久久第一次| 日本高清h色视频在线观看| 国产欧美日韩精品一区二区图片| 久久久久国产精品嫩草影院| 国产淫片免费看| 国产一区二区电影在线观看| 久久一级精品| 久久精品99国产精品亚洲最刺激| 国产精品日韩一区二区| 国产在线拍揄自揄拍| 欧洲精品一区二区三区久久| 国产一卡在线| 亚洲精品久久久久不卡激情文学| 97人人揉人人捏人人添| 91亚洲欧美强伦三区麻豆| 国产一区二区在线免费| 一级午夜影院| 国产精品网站一区| 亚洲精品国产精品国自| 中文字幕久久精品一区| 国产一级大片| 精品国产一区二区三| 免费看大黄毛片全集免费| 午夜国内精品a一区二区桃色| 日韩欧美激情| 国产亚洲精品久久久久秋霞 | 另类视频一区二区| www.午夜av| 综合色婷婷一区二区亚洲欧美国产| а√天堂8资源中文在线| 日韩一级免费视频| 日韩午夜毛片| 狠狠躁夜夜躁2020| 素人av在线| 欧美日韩偷拍一区| 97久久超碰国产精品红杏| 国产欧美日韩二区| 日韩亚洲精品在线| 国产一区二区在线观看免费| 国产免费一区二区三区四区| 国产精品久久久久久久久久久久久久不卡| 午夜av男人的天堂| 国产天堂第一区| 久久婷婷国产香蕉| 日本美女视频一区二区三区| 欧美日韩激情在线| 午夜激情在线免费观看| av狠狠干| 欧美精品粉嫩高潮一区二区 |