本文讨论表面式蒸发器管路内热流密度计算,以改进传统的对数平均温差法。
This article discusses the calculation of heat flux in the evaporator, in order to improve the conventional logarithmic mean temperature difference method.
由于所涉及的动机和方法的不同,学习的方式可分表面式、深层式、和成就式学习方式。
Three approaches to learning are usually distinguished, on the basis of extrinsic, intrinsic, and achieving motivation.
凝汽器是一个大型的表面式换热器,在凝汽器中,蒸汽通过把它的汽化潜热传递给冷却水(CW)来得以冷却。
In the condenser, which is a large surface-type heat exchanger, the steam is condensed by transferring its latent heat of vaporization to the cooling water (CW).
提出了表面式换热器介质结构和结构系数的概念,讨论了结构可调式换热器的实现方法,分析了其热力特性和控制特。
The concepts of the medium structure and structural coefficient of the finned heat exchanger were put forward in this paper.
利用绕组电感饱和效应,即由于磁路饱和引起的电感随动子位置角变化的规律,检测表面式永磁直线同步电机动子的初始位置。
Based on the saturation effect of winding inductance, an estimation method of initial position for SPMLSM without a position sensor was presented.
基于表面式永磁同步电机在二相坐标下的数学模型,采用滑模变结构方法设计了由滑模控制器和扩展滑模观测器组成的鲁棒控制系统。
A robust control scheme on the model of surface permanent magnet synchronous motor, composing of a sliding-mode controller and a sliding-mode observer, was presented in this paper.
典型的噬菌体有存储它们病毒DNA的空心头部和带有尖端的隧道式尾巴,此尖端表面有它们的目标细菌的分子。
Typical phages have hollow heads that store their viral DNA and tunnel tails with tips that bind to specific molecules on the surface of their target bacteria.
为了解决全球气候变暖的问题,各种解决方案是千奇百怪的。例如“行星包围式地球工程”,可以减少到达地球表面的阳光。
Some of the most imaginative solutions to the problem of global climate change involve planetary-scale geoengineering projects to reduce the sunlight reaching the Earth's surface.
检测器的形状必须与图像表面改变的曲率匹配,以适应持续调整的变焦镜头的变化,而这,用这种新型的半球眼式相机可轻易做到。
The shape of the detector must match the varying curvature of the image surface to accommodate continuously adjustable zoom, and this is easily done with this new hemispherical eye camera.
侵蚀式:这座巨大的冰山表面被刻上了一条条巨型的纹路,旁边还漂浮着一块较小的冰山,二者有些相似。
Erosion: Giant ridges have been carved into the surface of this massive iceberg which dwarfs another smaller creation floating nearby.
每一章结束都有一段对里面动作的简短评论,表面上是一个评论家所写的,但是估计是由作者自己写的,用来增强小说的戏虐式幽默。
Each chapter ends with a short critique of the action, ostensibly by a reviewer but presumably written by the author himself, enhancing the tongue in cheek humour of the novel.
虽然服务看起来(从表面上)是非常大粒度的分布式对象,然而,它们实际上可以用面向对象或非面向对象语言通过几种方式中的任何一种来实现。
While services appear to be (on the outside) very large-grained distributed objects, they can, in fact, be implemented in any of a number of ways, in both OO and non-OO languages.
尽管这种座椅表面看起来是开放式的,但制造商称它具有良好的隔音效果。
Despite being apparently "open", the manufacturer claims that there is a very good sound isolation.
双动滚笼式螺旋预处理机是通过对块状物体的离心滚动摩擦碰撞,清除其表面的非同质附着物。
The double moved cylinder pretreating-machine clears away the nonidentical substance adhering to the surface of lump-shaped objects via centrifugal rolling friction collision.
在触针式轮廓测量仪中,性能优良的测量机构是保证触针与被测表面之间“接触测量”的关键部件。
In the stylus profilometer, a measuring mechanism with good performance is the key component, which guarantees "contact measuring" between the stylus and the surface of specimen.
便携式研磨工具应装有安全防护装置,这样不仅可防止工人接触运转的砂轮表面,而且他们也不会被破裂时飞溅的碎片击中。
Portable grinding tools need to be equipped with safety guards to protect workers not only from the moving wheel surface, but also from flying fragments in case of breakage.
但反射式就不能像入射式如实反映各主体表面的反射比率。
But reflected type may not reflect the true reflectance of subject surfaces like incident type meters.
闭式模锻能生产高度复杂和精确的零件,而且表面光洁度要比不用闭式锻模的更传统方法好。
Closed-die forging can produce components of greater complexity and accuracy, with a better surface finish than the more traditional methods not using closed dies.
针对陶瓷材料的特点,研制了一种双薄膜式表面热电偶。
A double - membranous Surface thermocouple used in ceramic materials has been developed.
不锈钢内部阶梯式的破裂,这些破裂的地方与相邻的氢泡在金属表面或不同的平面上相作用。
Stepwise internal cracks that connect adjacent hydrogen blisters on different planes in the metal, or to the metal surface.
气囊式抛光技术是一种新颖的先进抛光工艺方法,能实现光学表面的确定性加工。
Bonnet tool polishing is a novel and advanced polishing method, which can realize quantitative removing of optical surface.
初始拓扑网格物体连接到空间内六个分布式锚点,形成了一个重复的表面张力。
An initial topological mesh object, connecting on six distributed anchor points within the space, is submitted to an iterative surface tension process.
叙述一种热管式表面温度计检定装置的原理、结构。
Describes principle and construction of verification device for surface thermometer with heat pipe.
屏障式保护作用当冷喷锌涂料被氧化时,会在涂料表面产生一层锌盐层来提供屏障保护。
B, barrier type protective effect when the cold sprayed zinc coating is oxidation, will produce a layer of zinc salt in the coating surface to provide barrier protection.
配置球形表面的两件式压盖保证填料符合超过360%,且均匀稳定。
Two-piece gland with spherical mating surfaces to assure an even packing load over 360%.
配置球形表面的两件式压盖保证填料符合超过360%,且均匀稳定。
Two-piece gland with spherical mating surfaces to assure an even packing load over 360%.
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