n: 牛顿(newton)[N] , 兆牛顿(meganewton)[MN] , 千牛顿(kilonewton)[kN] , sthene (=kN) , 达因(dyne) , 吨力(tonne force) , 吨力(ton force)(UK) , 吨力(ton force)(US) , 公斤力(kilogram force) , 磅力(pound force) ,kip , 磅达(poundal) , 时间..
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结果是生产力的飞速提高，可以用制造一辆自行车、一部个人电脑、或一吨绝缘材料的工时来衡量。
The result was a wondrous surge in productivity, defined as the hours needed to make a bicycle, a PC, or a ton of insulation.
力拓预测，铜产量今年降低18%，至661,000吨。
It forecast copper output to fall 18 per cent to 661, 000 tons this year.
可这仍然远高于全球每年5千吨的需求量。过度供给和对欧洲更低的市场渗透力已经将鸦片价格推向近十年来的最低水平。
This is still far above the annual global demand of 5,000 tonnes, and oversupply and lower market penetration in Europe have pushed opium prices to their lowest levels in ten years.
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