单词:coal handling equipment
单词:coal handling equipment 相关文章
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
BEIJING, Feb. 25 (Xinhua) -- China's safety watchdog said Monday it will no longer approve new coal mines that do not meet production capacity requirements in 2013 in order to ensure work safety. High-gas coal mines with an annual production of less
所谓中性答复就是对询问的比较积极的回复。这种类型的答复常用在已经建立了贸易往来的公司之间。此种答复的主要功用就是传递必要的信息,通常都非常简短。 当贸易的一方同意另一方的
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
By Stefan Bos Budapest 08 June 2008 At least 37 miners in Ukraine were trapped underground following a powerful explosion during maintenance work at a coal mine in the eastern city of Donetsk. Officials say the blast destroyed the main shaft of the