|
An economical and effective new technology using sound card is proposed in this paper.It collects the leakage current from high voltage insulator,and then deals with the noise elimination using wavelet analysis.Compared with the traditional signal analyzi
|
|
|
介绍了一种利用电脑的声卡对高压绝缘子的泄漏电流进行采集的经济有效的新技术,并通过小波分析技术对所获得的信号进行消噪处理.与传统的信号分析方法相比,小波分析技术不仅能从噪声中准确提取待测泄漏电流信号,同时又可真实复现泄漏电流信号中的劣化特征,这对设备的早期故障诊断具有重要意义.显著提高了测量的准确度,增强了设备故障诊断的准确性. |
|
An economical and practical driver for 3-phase reaction stepping motor was designed in the paper.
|
|
|
摘要针对三相反应式步进电动机设计了一种经济实用的驱动器。 |
|
An economist learns how to guess what will happen in the future，as far as good and prices are concerned.
|
|
|
经济学家就要弄明白这个长故事的各部分是如何联系在一起。 |
|
An economist recognises that there are different types of money and in attempting to measure the money supply, will try to add together as many of these as seems reasonable.
|
|
|
经济学家承认有不同种类的货币。为了衡量货币的供应量，我们要尽可能多地把各种合乎情理的货币加在一起。 |
|
An economist's first thought on financial globalisation is straightforward: capital should be free to flow “downhill” from high-income countries where it is abundant to poorer countries where it is scarce.
|
|
|
经济学家对金融全球化的最初认识很直观：资本应当从资金富足的高收入国往缺乏资金的穷国自由“向下”流动。 |
|
An economy that emphasizes services over industrial production.
|
|
|
强调服务甚于工业生产的经济。 |
|
An economy that grew in the third quarter at the slowest pace of 2006 may be making businesses reluctant to add workers, reducing the odds that consumer spending will accelerate soon, economists said.
|
|
|
他们认为，三季度出现的去年最低经济增速可能会使企业不愿增加员工人数，降低了消费开支会加速的可能性。 |
|
An edge always connects two vertices with a straight line.
|
|
|
一条边总是两点间的直接连接。 |
|
An edge and the area immediately adjacent to it; a border.
|
|
|
边缘，边界边和邻近的区域；边界 |
|
An edge of hand blow shown in a CENTURIES old WESTERN manuscript is NO different than that shown in 1900 or 1942 or 1950 or 2003.
|
|
|
几个世纪前古老的西方手稿上显示的手掌外侧打击与1900年或者1942年或者1950年或者2003年的并没有多少不同。 |
|
An edible starch made from these plants.
|
|
|
葛粉从这些植物中提取的食用淀粉 |
