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The paper describes a method of harmonics measurement based on DFT,analyses characteristic of different window function and its influence on harmonics testing,and Blackman window is used to increase measurement precision.

详细地介绍了基于离散傅里叶变换的谐波测量方法，分析了不同窗函数的特征及其对谐波测量精度的影响，并依据军用电站谐波测量特点采用布莱克曼窗提高测量精度。

They include the Weipa bauxite mine in Australia; the Yarwun alumina refinery; the Boyne aluminium smelter; Gladstone Power Station; the Escondida copper mine in Chile; the Utah-based Kennecott copper company; the Grasberg copper and gold mine in Indonesia; the La Granja copper project in Peru and the Hamersley Iron ore mine in Australia.

这些资产包括：澳大利亚的韦帕铝土矿；雅文的氧化铝精炼厂；博恩的铝冶炼厂；格拉斯顿的电站；智利的埃斯康迪达铜矿；美国犹他州的肯尼科特铜业公司；印度尼西亚的格拉斯伯格铜金矿；秘鲁的拉格兰哈铜矿项目和澳大利亚的哈默斯利铁矿。

One hydropower station is the second class hydropower station, The hydropower station adopts guide water to generate electricity, The control of dams gate is made up of the Spillway sluice, Flushing sluice, Breast wall and pump for deep well, Because the original system adopts the routine to control, Dependability is low, Do not accord with the request that the computer monitoring, So It is essential for the original control system to renew.

某电厂为二级电厂，电站采用引水发电，坝区闸门控制由溢洪闸、冲沙闸、调压井等组成，由于原系统采用常规控制，可靠性低，不满足计算机监控的要求，为此对原控制系统进行改造。

This paper studies wavelet method which detects leak fault for"four kinds of pipe"(reheater, superheater, waterwall, economizer) of power plant boilers and also leak fault for liquid metal in model of fast breeder reactor.

8结合实例利用小波分析进行电站"四管爆破"故障信号提取的研究，同时也进行了利用小波分析提取核电站快堆钠回路泄漏故障信号的研究。

drawn by comparison are beneficial to power plant design and operation.

得出了很多与偏差、污染物相关的结论，对电站锅炉工程的设计和运行提供了依据。

This charge may include the costs of raising fiance during the construction phase, any government taxes related to capital, and allowances for the cost of commissioning and dismantling the station.

费用可能包括在建造期间筹集资金的成本，与资本相关的各种政府税收，以及对投产和拆卸电站的费用补贴。评论[支持者： 0 人，反对者： 0 人，中立者： 0 人] 查看评论信息

This charge may include the costs of raising finance during the construction phase, any government taxes related to capital, and allowances for the cost of commissioning and dismantling the station.

该笔收费可能包含在施工阶段筹措资金的成本，与资产有关的任何政府性税收，以及电站试车、拆除费用的补助。评论[支持者： 0 人，反对者： 0 人，中立者： 0 人] 查看评论信息

So, it is important to take the cascade hydropower stations as a system in the seismic hazard evaluation.

所以在梯级电站系统安全性评价中，考虑系统整体的地震危险性具有重要意义。

SCW has the capability of making any casting with clean weight from size 100kg to 20 tons in manganese, stainless steel and chrome white iron for mineral process, mining, construction and recycling industries etc.

SCW籍ESCO公司铸造耐磨合金90年的先进技术和太重集团50年丰富的生产经验，以优质的铸件和良好的售后服务充分满足国内外广大冶金、矿山、重型机器、工程机械及电站等行业的需求。

According to the annual warning water levels from the Jinchengjiang Guaging Station on the Longjiang River, with 500 hPa circulation index, circulation characteristic amount, local climate and etc., analysis can be made with variance cycle, multiple linear regression, stepwise regression procedure.

1引言 龙江河流域发源于贵州省荔波县境内，流经桂西北地区中部，到达柳州市后流人柳江河，全长390公里。龙江河流域拥有10多个中小型梯级电站，具有发电、灌溉、航运、养殖等功能，是桂西北地区发展经济的主要河流。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。