Engineers say that scale is the key to wind power.
工程师们说规模是风电的关键。
Engineers have built dozens of the machines, called wave-energy converters, and tested some on a small scale.
工程师们已经造出了几十种被称作“波浪-能量转换器”的机器,其中一部分还通过了小批量测试。
On a conference call, Mr. Wang disclosed that in 1998 he had instructed 20 of his top engineers to quietly scale up BYD's cellphone-battery technology so that it could be used to power cars some day.
王传福在一次电话会议上透露说,1998年他指示手下20名高级工程师悄悄地改进比亚迪的手机电池技术,以便有一天能用于汽车。
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