单词:supplementary exploration in coal mine
单词:supplementary exploration in coal mine 相关文章
EXPLORATIONS - Mars Exploration, Part 2 By Paul Thompson Broadcast: Wednesday, February 04, 2004 (THEME) VOICE ONE: This is Shirley Griffith. VOICE TWO: An artists picture of a Mars Rover vehicle. And
EXPLORATIONS - Mars Exploration, Part 1 By Paul Thompson Broadcast: Wednesday, January 28, 2004 (THEME) VOICE ONE: This is Faith Lapidus. VOICE TWO: An artist's picture of Mars Rover Spirit. And this
EXPLORATIONS - The Lewis and Clark Exploration: One of the Most Important Events in American History By Paul Thompson Broadcast: Wednesday, November 30, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VO
According to the latest data from the General Administration of Customs (GAC), China's net import(净出口) of coal hit 103.43 million tons in 2009. Last year, China exported 22.40 million tons of coal, down 50.7 percent year on year, while its coal
中国富煤缺油少气的能源资源特点,造成能源消费主要依赖于煤炭,石油则主要依靠进口,而且带来一系列环境问题。煤清洁转化技术则可以帮助缓解这一难题。近日专家表示,我国将在2020年
ATHENS, Feb. 18 (Xinhua) -- The Greek cabinet approved on Saturday evening a final supplementary austerity package to secure further international financing next week to avoid bankruptcy in March. During the euro group meeting on Monday the discussio