其他文献
<正>The use of online resources and CALL CALL refers to Computer-assisted Language Learning. Compared to other similar concepts such as CALT, CAI,CAT CALI.CALL
<正>Energy security is a priority and concern for China.In recent years,China's big three oil companies China National Petroleum Corporation(CNPC),China Pet
<正>Royal Dutch Shell Plc,Europe’s largest oil company,recently expressed that it will invest around US$1 billionannually in its upstream businesses in China,a
<正>China National Petroleum Corporation (CNPC) announced in early May that its Guangdong-based mega joint refinery with Venezuelan
<正>CNPC released the strategy of intellectual property rights at the start-up ceremony of the leading projects of Beijing state-owned
<正>Driven by the steady and rapid development of domestic economy and the rapid growth of oil demand in recent years, China’s oil refining industry has overco
<正>As of the beginning of 2009, the demand-supply gap in domestic energy market has been eased to some extent. The price of some sources of energy bottomed up
<正>China’s two oil giants have recently announced measures to increase diesel supply to ease shortages in many parts of the country at the demand of governmen