查询词典 convection heat transfer

Based on Huygens' principle, the basic equations in the ideal medium and the theory of field diffraction, the paper gives theoretical studies of ANC in space, including the mechanism of attenuation of noise, basic characteristics of radiation and the way of energy transfer.

本文从Huygens原理、理想媒质中的基本方程和场衍射理论出发，对空间有源消声的基本理论进行了探讨，分析了次级声源的消声原理、基本辐射特性和能量转换，提出了空间有源消声所减小的声能主要通过次级声源和初级声源本身转换成其它形式的能量的思想，并在实验上进行了验证。

Chapter four describes the design of the various functional modules of the software in hybrid automatic transfer switch , it introduces the software structure in details as well.

第四章，阐述了混合式自动转换开关测控软件各个功能模块的设计，并论述了软件抗干扰技术。

The studies on the hydrodynamics of the bio-fluidized bed show that it has excellent mix and mass transfer characteristics.

生物流化床反应器的流体力学特性研究结果表明，该反应器有良好的传质混合特性。

Clearly the harnessing of waters from the Himalayan ranges and the Tibetan plateau is a priority for president Hu Jintao, who is himself a hydrologist and a firm supporter of the South-North Water Transfer Project .

很显然，对喜马拉雅山脉和青藏高原水源的利用是胡锦涛主席的一个工作重点，他本人就是一位水文专家和南水北调工程的坚定支持者。

The hydrometeor information from the cloud model is then used as input into a 3-D microwave radiation transfer model that calculates the upwelling radiance received by the rediometer aboard the satellite.

将云模式模拟的水汽凝结体信息作为三维微波辐射传输模式的输入值，计算星载微波辐射计接受到的上行辐射。

A kind of more effective viscosifier can improve the viscosity of acid solution, reducing the mass transfer velocity of hydronium H+ towards the rocks surface, thereby decrease the filtrate loss of acid solution and the reaction rate between acid and salt, lengthen the distance of acid penetration.

向酸液中加入良好的稠化剂能提高酸液粘度，降低氢离子向岩石壁面的传质速度，因而降低酸液滤失和酸盐反应速率，增加了酸液的有效作用距离，提高了酸化效果。

Analysis of experimentation results shows that the organic antipollution coating RTV, which has a good hydrophobia and hydrophobia transfer property, can improve the power devices＇ surface resistance and withstanding flashovers performance greatly.

对比试验分析表明，有机防污涂料良好的憎水性和憎水迁移性，使受涂设备的外绝缘电阻及耐闪能力都得到了显著提高，其长效性、良好的适应性以及经济性使其在众多的防污闪措施中具有一定的优势。

"The rise in global ocean temperatures and the low temperatures in north and east China make it hard to create sea winds, which are helpful to transfer hydrosphere," he explained.

"全球海洋气温的上升以及中国北部和东部的持续低温。陆地上比较冷，海洋上相对暖和，这样不利于海风的形成。"他解释到。

In accordance with the process, the hydroxy carboxylic acid serves to temporarily transfer chlorine from and does not form a salt with the alkali metal salt of a chlorite ion.

根据本方法。羟基羧酸用作暂时转移氯，并且与亚氯酸根离子的碱金属盐不生成盐。

Therefore,a hygroscope,which uses digital humidity and temperature sensor,was developed to test tongue moisture based on mass transfer means.

为此，提出了一种基于质传递速率方法的新型舌体水份含量测量仪，采用数字式温湿度传感器，详细阐明了检测原理、软硬件设计与实现方法。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48