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In light of the limitation of Fast Fourier Transform (FFT) for the method of traditional spectrum analysis to analyze the unsteady signal, wavelet and wavelet analysis are made for the typical unsteady process signal of starting up and shut down with the
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摘要基于李家峡水电站双排机组振动的现场试验研究，并且针对传统频谱分析方法傅立叶变换(FFT)对于非平稳信号已力不从心这一缺陷，利用小波分析方法在时域和频域上同时具有良好的局部化性质，通过对开停机这一典型非平稳过程信号进行小波及小波包分析，将其分解到不同频带内，获取微弱信息和提取优势频率，并对其作振源分析，得出开停机初始时刻因水流不稳均出现强烈的振动现象，且低频段信号能量最大，开停机过程水流脉动压力和尾水涡带摆动是引起定子基础振动的主要原因。 |
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In light of the living example of the business expansion of China Unicorn Xuzhou Branch broadband networks estates, discussion is held on strengthening the telecommunication operation marketing and improving the service abilities to make it better prop up
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摘要结合徐州联通宽带小区业务发展实例，对加强电信运营营销，提高服务能力，使其更好地支撑宽带行业的快速增长进行了探讨。 |
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In light of the need of national defense, the State mobilizes and organizes the masses to take protective measures for preventing or minimizing damage caused by air raid.
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国家根据国防需要，动员和组织群众采取防护措施，防范和减轻空袭危害。 |
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In light of the new evidence, we decided to take the manufacturer to court.
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由于这项新证据，我们决定控告厂商。 |
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In light of the new trends in the economy, science and technology of the world and the requirements of our national economic development in the new period, we should undertake the following main tasks for economic development and reform in the first two d
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根据世界经济科技发展新趋势和我国经济发展新阶段的要求，本世纪头二十年经济建设和改革的主要任务是，完善社会主义市场经济体制，推动经济结构战略性调整，基本实现工业化，大力推进信息化，加快建设现代化，保持国民经济持续快速健康发展，不断提高人民生活水平。 |
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In light of the possible adverse effects of radiation on hearing, we conducted a study to evaluate the long-term sensorineural hearing status following radiotherapy (RT) in patients , suffering from nasopharyngeal carcinoma.
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摘要有鑑于放射线治疗可能对听力造成不良的影响，本文针对鼻咽癌患者接受放射线治疗之听力变化，作一长期追踪研究。 |
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In light of the problems of aggravated soil erosion and litho-desertification of the karst regions in Northwest Guangxi as a result of degradation of forest ecosystems, six grain-for-greenmodels (five models of artificial afforestation or grass planting,
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摘要针对桂西北喀斯特地区森林生态系统退化造成的水土流失加剧以及石漠化严重的现状，筛选适合该地区植被快速恢复的5种人工造林（草）方式和自然抛荒恢复模式，分析评价各种模式的生态效应。 |
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In light of the scarcity of publicly owned land, it is the Chinese government's duty and responsibility to ensure every person in the community has a share of public resources.
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特别是在土地产权为公有制度的条件下，面对稀缺的土地，让公有的稀缺资源为整个社会每一个居民来分享，是中国政府的义务与责任。 |
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In light of the special natural conditions and project layout characteristics of Xiangjiaba Hydropower Station, a stage diversion scheme with the left bank being closed at the first stage and the right bank closed at the second stage has been selected thr
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摘要针对向家坝水电站特殊的自然条件和工程布置特点，其施工导流经过对多个方案进行比较，从施工布置、后期度汛、施工期通航、发电工期等方面考虑，选择了第一期围左岸、第二期围右岸的分期导流方案。 |
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In light of the specific situations in China, the reasons for accounting fraud include the driving force of economic benefits, invalidity of external supervision caused by void property right, insufficiency or drawbacks of relevant laws and regulations, a
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结合我国实际情况，会计造假的原因有：利益驱动、产权虚置引起的企业外部监督失效、法律法规不健全导致的政府监督效用低下和会计诚信缺失。 |
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In light of the uniaxial material tests and numerical simulations, the present paper reveals that the cross-weld specimen may be used for the high temperature strength assessment, but can hardly be used for simulation of the practical welded component, de
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本文根据实验室单轴试验和计算模拟，揭示了单轴焊缝试样的局限性：用于高温强度评价基本上是合适的，但用于模拟实际焊接构件的力学行为则误差甚大，这取决于焊缝的受力状况。 |
