单词:diacylamines
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Marcos Mcpeek Villatoro : My father worked in the coal mines of Kentucky. It was his last job before he retired. After a life moving from one mechanic's shop job to another, this was a real job, said the friend who offered it to him. Sure, it was ri
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By Jill Moss DEVELOPMENT REPORT - January 21, 2002: Clearing Land Mines in Afghanistan This is the VOA Special English Development Report. Each year, thousands of people are killed or injured by explo
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
BEIJING, Nov. 24 (Xinhua) -- China's workplace safety authorities on Saturday required tougher standards on reopening coal mines in production suspension in the wake of a deadly coal mine accident. Some coal mines were ordered to suspend production d