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- noise control criteria 噪声控制准则
- This paper discuss soures of noise in the IC works, important of noise control and main measure for nois control. 本文分析了集成电路制厂的噪声来源,阐述了噪声控制的重要性及主要噪声的控制措施。
- Acoustics Design and Noise Control ? 音质设计与噪声控制
- Noise control for engineers Lord et al. McGraw-Hill. 参考书目(书名,作者,书局,代理商,说明
- Objective:to set up the preparation and quality control criteria of the snake and toluylene granules for hygrotoxin. 目的:设立蛇芪清毒颗粒的制备方法和质量控制标准。
- Muffler is the conventional muffling device in the noise control of compressor. 消声器是压缩机噪声控制中常用的消声装置。
- Objective To provide scientific basis for the utilization and development of Folium Viticis by setting up the quality control criteria of trifolia. 目的:制定蔓荆叶药材质量标准,为傣药资源的开发利用提供复学依据。
- Objective To provide scientific basis for the utilization and development of Rumex gmelini by setting up the quality control criteria of R. gmelini. 目的制定毛脉酸模药材质量标准,为该药用植物资源的开发利用提供科学依据。
- Criteria for noise control cross 噪声控频标准
- The high control criteria of water vapor quality in secondary circuit of1000 MW PWR is introduced, and the criteria are compared with those in thermoelectric generating set. 介绍了压水堆核电站1000MW机组二回路水汽质量的高控制标准，并与火力发电机组的水汽质量控制标准进行了对比。
- In this situation the process control criteria should already have been defined, and can be transposed into requirements for the supplier of the outsourced process, if necessary. 在这种情况下，对过程控制所用的判别准则按理应该已经定义好了。如果有必要的话，就能把它转化成对承担该外包过程的供方的要求。
- Active Structure Acoustic Control(ASAC) is the leading field in the area of Vibration and Noise Control. 结构振动声辐射主动控制技术(ASAC)是目前国际上振动噪声主动控制研究领域的前沿方向之一,有着巨大的潜在应用价值。
- The high control criteria of water vapor quality in secondary circuit of 1000 MW PWR is introduced, and the criteria are compared with those in thermoelectric generating set. 摘要介绍了压水堆核电站1000MW机组二回路水汽质量的高控制标准，并与火力发电机组的水汽质量控制标准进行了对比。
- Noise control is the techniques used to maintain noise at a level low enough to avoid disturbing people or machinery in the vicinity. 噪音控制是使噪音减少的技术。要把它减少到不影响附近的人和机器的程度。噪音是不受人们喜欢的声音。
- OBJECTIVE To provide scientific basis for the utilization and development of Caragana sibirica by setting up the quality control criteria of C.sibirica. 目的:制定蒙药蒙古锦鸡儿质量标准,为该药材资源的开发利用提供科学依据。方法:对5个不同产地的蒙药蒙古锦鸡儿进行性状及显微特征鉴别;
- Title： The loss estimation control criterion of leaf spot blight (Coccostroma arundinariae)of Phyllostachys heterocycla cv. 关键词： 毛竹;叶斑枯病;竹独足座菌;损失估计;
- Survey and Evaluation of Noise Control Effect at Air Compressor Stations of Dongfeng Motor Corp. 东风汽车公司空气压缩机站噪声治理效果调查和评价。
- Analysis, Study and Countermeasure of the Common Disease in Noise Control for Civil Projects. 民用工程噪声控制常见病分析与对策。
- Designing air cleaner with good performance of noise reduction is one of the effective ways for the intake noise control. 设计消声效果良好的空气滤清器是控制发动机进气噪声的有效措施之一。
- This model can be used to noise control engineering, as well as to the practice of acoustical design. 该方法可用于厂房、办公室等场所的噪声控制及室内音质设计的实践中 ,并可进一步应用于声场可听化研究 ,具有广阔的应用前景
