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    • 亚洲最大AV无码网站,无码精品亚洲第1页,国产精品视频一区二区三区,精品亚洲精品午夜

      • Beidou-3:China’s ‘smart’ manufacturing services to zhe world

        Beidou-3:China's 'smart' manufacturing services to zhe world

        On June 23, the last networking satellite of China s BeiDou-3 Navigation Satellite System was successfully launched from Xichang Satellite Launch Center This “final satellite” means that the deployment of BeiDou-3 has been completed in an all-round way

        2020-08-13

      • Wudongde Hydropower Station:Where water takes a gorgeous turn

        Wudongde Hydropower Station:Where water takes a gorgeous turn

        Ancient civilizations were dependent on nourishment from rivers The world’s leading hydropower zones are on the surging upper reaches of the Yangtze River and the Jinsha River Now, Wudongde Hydropower Station, a shining pearl in this rich zone of hydropower, is another project of national importance after the Three Gorges Hydroelectric Power Station

        2020-07-30

      • Song Pan :Finding A Way Home

        Song Pan :Finding A Way Home

        Song Pan :Finding A Way Home

        2020-06-08

      • Pan Yuhua:Master of Welding Embroidery

        Pan Yuhua:Master of Welding Embroidery

        Every time watch the National Day military parade, Pan Yuhua is very proud.

        2020-03-26

      • Kong Jianwei:Moulding a Craftsman’s Spirit with a Welding Spark

        Kong Jianwei:Moulding a Craftsman’s Spirit with a Welding Spark

        A recent welding workers’ recruitment conference organized by Dongfang Boiler Co. Ltd. of Dongfang Electric Corporation recorded an impressive turnout, drawing welders from all across the country. Apart from showcasing their skills on metals, the participants had another motive — to meet the main examiner and welding master Kong Jianwei.

        2020-03-26

      • Tang Jun:When Stone’s Paper and Iron Is Pen

        Tang Jun:When Stone’s Paper and Iron Is Pen

        It’s a world of bare n ecessities. A table and a chair, a hammer and a set of chisels dearly loved by the stone artist. It’s here that Tang Jun’s talent is in full display. Common stones have been carefully carved and polished, bringing them to life, as they take on different shapes — a dragon here, a phoenix there or a crane, standing, bending, or lying down.

        2020-03-26

      • A Life Illuminated by Welding

        A Life Illuminated by Welding

        Argon arc welding churns out thousands of products, 100% of which tested free of flaws when examined through X-rays; 2415 metres of welds were subjected to NDT(Non-destructive testing), and the qualified rate of one-time flaw detections was only 99.9%. That’s the level of perfection that only welding master Hu Ming can achieve.

        2020-03-26

      • Snow Line Postal Route

        Snow Line Postal Route

        The silence in the western Sichuan plateau that lasted through the winter is broken as the first snowflake touches the ground. It’s the third week after arrival of spring.

        2020-03-26

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