通过将太阳光转换成正确的频率光波,热衷该技术的人士称空间接收器产生的能量要比地面接收器平均高4倍。
The disadvantage is cost. Launching and maintaining suitable satellites would beludicrously expensive.
但它的缺点是费用高。发射和维护合适的卫星将需要异常昂贵的费用。
But perhaps not, if the satellites were small and the customers specialised.
但如果它们是为客户专用的小型卫星,费用可能就不是问题。
Military expeditions, rescuers in disaster zones, remote desalination plants andscientific-research bases might be willing to pay for such power from the sky.
军事远征,灾区救援人员,远程海水淡化厂和各种科研基地都可能愿意为这种太空能源花付费用。
And a research group based at the University of Surrey, in England, hopes that in a few yearsit will be possible to offer it to them.
英国萨里郡大学研究小组希望在未来几年时间内可能将这种能源提供给客户使用。
This summer, Stephen Sweeney and his colleagues will test a laser that would do the jobwhich Asimov assigned to microwaves.
今年夏天,斯蒂芬斯威尼及其同事将测试能够胜任这种工作的激光,用以取代阿西莫夫所指定的微波。
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