The approaches to the garrison have been heavily mined.通往驻防地的道路上地雷密布。Some of the world's supply of salt is mined as rock salt.世界上供应的盐有些是从开采岩盐得到的.The silver which was mined there was minted into coins.在那里开采的银子被用来铸成钱币...
Expound magnesium metallurgy with ferrosilicon process and calcium metallurgy with aluminothermic process by contracting technological conditions.通过工艺条件对比分析,阐明了硅热法炼镁与铝热法炼钙两者工艺过程、设备条件基本相同....
最后她就职的那家出版社把她解雇了。Eventually she was fired from her job at a publishing house.他们的新总统什么时候就职的?When did their new president come into office?他是在困难时刻就职的.He took office at a difficult time....