水是机械动力的主要来源,而到了17世纪末,人们认为仅英格兰就有2万个左右的工作磨坊。
Water was the main source of mechanical power, and by the end of the seventeenth century, England alone is thought to have had some 20,000 working mills.
不过,一些仍然没有足够的效率,把化学能转化机械动力。
However, some are still not efficient enough to turn chemical energy into mechanical power.
农业排灌机械动力和粮食收购价格指数与粮食生产呈负相关。
Farm irrigation and drainage mechanical power and grain purchasing price index have negative correlation to grain production.
柔性机器人及机构动力学是机械动力学研究领域的前沿课题。
The dynamics of flexible robot manipulators and mechanisms is an advanced topic in the research domain of machinery dynamics.
机械动力清屑装置,有效清理材料切割,延长锯带使用寿命。
Mechanical power-chip device, effectively clearing zigzag between iron saw with extended service life.
流体力学是土木类、机械动力类及水利类专业的专业基础必修课。
Fluid mechanics is a major course in the specialties of civil engineering, mechanical power and water conservancy.
三个阶段的系统,更有效,为同一机械动力更大的总电力输出表达式。
The three phase system is more efficient in that for the same mechanical power a greater total electrical output is obtained.
首先,探讨了冲击机械动力学问题的分类,从而提出了反演设计概念。
First, the classification of the mechanical impact dynamics problems is discussed, as a consequence inverse design is defined conceptually.
除了经典的机械动力学问题外,织物和经纱张力同样是重要的研究课题。
Beside classical questions concerning machine dynamics the calculation of warp and cloth forces is an important task.
建立了基于特征思想和面向对象实现技术的旋转机械动力特性分析系统。
On analyzing the dynamics characteristics of rotatory machine, a system based on feature and object orientated technology was constructed.
除了经典的机械动力学问题外,织物和经纱张力同样是重要的研究课题。
These analyses are regarded as theoretical basis of dynamic study and the calculation of the machine .
介绍了铁路机械动力设备技术信息管理系统的组成、主要功能、特点及应用效果。
The main function characteristics and application of technical information management system railway mechanical dynamics equipment are introduced.
应用ADAMS机械动力学仿真软件,建立了机械缓冲式月球着陆器三维实体模型。
ADAMS mechanical dynamics simulation software is employed to establish solid model of the lunar lander in computer and the dynamics simulation is carried out in the micro gravity environmen…
将机械动力学与有限元分析方法相结合,建立了机构动平衡实验台振动测量的仿真方法。
Let the mechanical dynamics be combined with the method of finite element analysis to establish the simulation method of vibration measurement of dynamics balancing test-bed of mechanism.
机械动力的来源可能各有不同:由水、风、蒸汽或气体发动的涡轮机;汽油引擎;或柴油引擎。
The mechanical power may come from various sources: turbines powered by water, wind, steam, or gas; gasoline engines; or diesel engines.
本实用新型采用自来水加压,无需其他机械动力,并可实现污水和清洁水为抽水马桶双路供水。
The utility model USES tap water to pressurize, has no need of other mechanical powers, and realizes two-path water supply of sewage and clean water for toilet bowls.
现代机构学具有广泛的应用前景,可以对可控机构、机器人、微机械、机械动力分析等的深入研究产生影响。
Modern mechanisms has a broad application prospect, it could make great effect on controllable mechanism, robot, micro mechanism, mechanical dynamical analysis, etc.
虚拟手术是一门综合性的学科,涉及到医学,计算机图形学,生物力学,机械动力学,材料科学等诸多领域。
Virtual surgery is a comprehensive subject; it involves medical science, computer graphics, biomechanics, mechanical dynamics, material science and so on.
文中针对机械动力系统中波形已知、重复产生的冲击激励,详细介绍了一种新的检测系统,并给出了在线检测算法流程。
In this paper, a new online detection system, which is designed to inspect the shock excitation with a known waveform is discussed.
振动信号采集与分析技术是机械动力学和电子技术相结合的一门崭新的学科,是机械动力学工程应用的一个极为普遍的方面。
Vibration measurement and analysis technology is important branch of mechanical dynamics, and it is the universal aspect of the application of the mechanical dynamic engineering.
对东北大学研制的3 -TPT并联机床,分析了其约束链对机床运动及动力学特性的影响,并在ADAMS机械动力学仿真软件上建立了仿真运动模型。
After analyzing kinematics and dynamic character 3-tpt parallel machine tool developed by Northeastern University by its simulation model constructed in ADAMS, kinetic and dynamic curves are obtained.
对东北大学研制的3 -TPT并联机床,分析了其约束链对机床运动及动力学特性的影响,并在ADAMS机械动力学仿真软件上建立了仿真运动模型。
After analyzing kinematics and dynamic character 3-tpt parallel machine tool developed by Northeastern University by its simulation model constructed in ADAMS, kinetic and dynamic curves are obtained.
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