In the past, the supporting of open-off cut used to be log shed. Since the space is limited, the facilities fixing efficiency and safety are influenced greatly.

以往开切眼的支护一般为木棚，使开切眼的空间狭小，对于安装设备的效率和安全有很大影响。

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The results of simulation show that the output power and energy conversion efficiency of the said chimney increase along with increasing the area of heat-collecting shed and the height of the chimney.

数值模拟结果表明，太阳能烟囱的输出功率及能量转换效率随集热棚面积和烟囱高度的增加而增加。

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But consider that fuel efficiency improves 2 percent for every 100 pounds shed from a vehicle, according to the U.S. Environmental Protection Agency.

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Analysts say it must shed a further 10, 000 jobs to achieve international standards of efficiency.

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