压下
- 与 压下 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The main body of a book have analysed a generator losing the magnetism physics process , have given a generator out the fundamental equation losing the magnetism queen; By using simulated module of electric system in Matlab/Simulink,build a single infinity system emulation model , have included module such as generator , excitation system , transformer , idle work power source , circuit loads , infinity system , transmission line; Lose magnetism condition two kinds specifically for the excitation winding loses magnetism and the part completely losing magnetism, lower emulation having carried out different working condition, have gained machine holding stater voltage , have encouraged the magnetoelectricity stream , excitation voltage and output having performed meritorious service power wave form change condition; By simulated wave form of contrast , to every electricity amounts, change law has carried out theoretical analysis.
本文分析了发电机失磁的物理过程,给出了发电机失磁后的基本方程;通过使用Matlab/Simulink中的电力系统仿真模块,建立一个单机无穷大系统仿真模型,包括了发电机、励磁系统、变压器、无功电源、线路负载、无穷大系统、输电线路等模块;针对励磁绕组完全失磁和部分失磁两种失磁情况,进行了不同工况下的仿真,获得了机端定子电压、励磁电流、励磁电压和输出有功功率波形的变化情况;通过对比仿真波形,对各电气量变化规律进行了理论分析。
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Dynamic ET endoscopy findings of 121 ears (of the total 124 ears studied) were correlated with middle ear manometric studies using Mc Nemar 2 test.
这表明(内镜下共研究了124例耳)所发现的121例耳的咽鼓管动态与用Mc Nemar 2测试检测的中耳测压研究显著相关。
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Above 5 years experience in Market Development,able to deal with all kinds of PR
职业发展目标清晰,较好的抗压能力,能够适应高强压力下的工作。
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Based on the properties of miniature PSA oxygen production and a linear driving force approximation,a mathematical model for PSA processes of a Special Miniature Oxygen Concentrator is developed in this paper.
所建立的数学模型可以较为准确地模拟微型变压吸附条件下的氧氮分离过程,为深入研究SARS患者专用PSA制氧机及其吸附器结构优化打下了基础
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Based on the elastic theory of large deflection and by taking into account the variation of the axial force and its effects on bending deformation of the drillstring in vertical section,the vibration of the drillstring induced by fluctuating weight-on-bit is described by a parametrically excited system.A Mathieu equation describing the system is established by Galerkin Method.By extending the solution into a Fourier series,the curves of dynamic bifurcation values and the dynamically unstable regions surrounded by the curves are presented.
基于弹性大变形理论,考虑到轴力沿钻柱轴线的变化及其对钻柱弯曲变形的影响等因素,将受自重作用的铅垂井段钻柱在波动钻压激励下的振动转化为一个参数激励系统,用Galerkin方法首次得到了描述此系统的Mathieu方程,并通过将方程的解展成富里叶级数的方法,得到了该振动系统的动力分岔值曲线及其所包围的动力不稳定区。
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The dynamic characteristics of stochastic truss structures and stochastic frame structures are analyzed by using Random Factor Method. Then, from the expressions of structural random response of the frequency domain, the computational expressions of the mean value, variance and variation coefficient of the mean square value of the structural displacement and stress response under the stationary random excitation or non-stationary random excitation are developed by means of the random variable's functional moment method and the algebra synthesis method.
考虑压电智能桁架结构物理参数、几何参数、结构阻尼和外荷载、闭环系统控制电压分别或同时为随机变量,构建了结构在随机力作用下的动力响应分析模型,提出了求解方法,推导出结构动力响应随机变量的数字特征计算表达式,通过算例验证了所建模型和所提求解方法的正确性和有效性。
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You can almost say that the "opposite" of the Plate Carree is the Mercator projection which stretches areas close to the poles in the opposite direction, making them look very big.
这种投影造成了严重的地图变形,使两极方向的面积被压扁了。墨卡托投影可以认为是这种投影的反面,因为墨卡托投影下两极方向的面积被放大了。
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In the exploration enterprise internationalization's developing process the afterheat excess pressure recycling use which serves under somebody's banner (afterheat electricity generation excess pressure use and so on) the construction energy conservation transformation (wall energy conservation transformation applies LOW-E midheaven glass glass pastes transformations and so on membrane uses plate pile technology and so on) the central air conditioning energy conservation transformation technology (cooling tower energy conservation transformation ice accumulation of cold technology source water source air conditioning technology Leng Meibeng cooled pump transformation and so on) three big prop energy conservation industry to be coquettish in respective domain each collar has won the global prestige and the oral traditions; The Group devotes for a long time to the new building materials the tidal current science and technology research the development passed the BSI IS09001 authentication becomes the world three big glass function membrane core manufacture manufacturer is the present global glass pastes one of membrane service industry largest scale enterprises.
ACER位于美丽的加拿大蒙特利尔市。是全球新型建材知名企业,集团在全世界范围内拥有 6400多名员工,以及数十家实力相当的亲密合作伙伴,为全球70多个国家提供一流服务。在探索企业国际化的发展过程中,旗下的余热余压回收利用建筑节能改造(墙体节能改造,应用LOW-E中空玻璃,玻璃贴膜等改造,采用支盘桩技术等),中央空调节能改造技术(冷却塔节能改造、冰蓄冷技术、地源水源空调技术、冷媒泵冷却泵改造等)三大支柱性节能型产业在各自领域各领风骚,赢得了全球性的声誉和口碑;集团公司长期致力于新型建材、潮流科技的研究、开发,通过了BSI的IS09001认证,成为世界三大玻璃功能膜核心制造厂商,是目前全球玻璃贴膜服务行业最具规模的企业之一。
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In the exploration enterprise internationalization's developing process, the afterheat excess pressure recycling use which serves under somebody's banner (afterheat electricity generation, excess pressure use and so on), the construction energy conservation transformation (wall energy conservation transformation, applies LOW-E midheaven glass, glass pastes transformations and so on membrane, uses plate pile technology and so on), the central air conditioning energy conservation transformation technology (cooling tower energy conservation transformation, ice accumulation of cold technology, source water source air conditioning technology, Leng Meibeng cooled pump transformation and so on) three big prop energy conservation industry to be coquettish in respective domain each collar, has won the global prestige and the oral traditions; The Group devotes for a long time to the new building materials, the tidal current science and technology research, the development, passed the BSI IS09001 authentication, becomes the world three big glass function membrane core manufacture manufacturer, is the present global glass pastes one of membrane service industry largest scale enterprises.
在探索企业国际化的发展过程中,旗下的余热余压回收利用,建筑节能改造(墙体节能改造,应用LOW-E中空玻璃,玻璃贴膜等改造,采用支盘桩技术等),中央空调节能改造技术(冷却塔节能改造、冰蓄冷技术、地源水源空调技术、冷媒泵冷却泵改造等)三大支柱性节能型产业在各自领域各领风骚,赢得了全球性的声誉和口碑;集团公司长期致力于新型建材、潮流科技的研究、开发,通过了BSI的IS09001认证,成为世界三大玻璃功能膜核心制造厂商,是目前全球玻璃贴膜服务行业最具规模的企业之一。
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For he brings down the pride of the haughty, but the man of humble mien he saves.
因为他压伏骄傲的人,拯救低首下心的人。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力