China's submersible Jiaolong starts testing ahead of Mariana Trench dive The ship arrived at the Mariana area Monday and started testing temperature, salinity and depth for Tuesday's dive in the Mariana Trench, the first of the expedition's third stage. Real Madrid to announce signing of Brazili...
aSUBMERSIBLE PUMP 能潜航泵浦 [translate] athere was an erro while submitting the error report,please tryagain 有erro,当递交错误报告,请tryagain时 [translate] a我不知道有多少名人真正使用它们在广告中宣传的产品。 I did not know has how many celebrity to use them truly the product which ...
aA method for cleaning a well bore, the method comprising the steps of activating a submersible magnetostriction vibrator provided on a conductive wireline cable suspended in the well bore by means of surface modules adapted to generate a high frequency current and a polarization current to the magn...
75-year-old Grandpa Zhang has six silver ingots of Qing Dynasty (1636-1911), weighing 8.4 kilograms totally. According to him, these silver ingots are inherited from his ancestors and have been over 100 years old. However, the authenticity of these silver ingots still needs the appraisal of ...
aA vow to boost oil and gas exploration in the South China Sea accompanied the launch of the country’s first domestically manufactured deepwater drilling rig.The semi-submersible Haiyangshiyou 981, with an operating water depth of 3,000 meters, drilled its first well on Wednesday. The well, ...