查询词典 chopping

You'll never make any headway at anything, if you keep chopping and changing jobs like this.

如果你一直这样变动工作，你将一事无成。

After six months of chopping and changing, we've decided to go back to our old system.

变来变去，折腾了六个月，我们最后决定还是用老系统。

We analyze the varying situation of current in a chopping period, and give the analytical expression of current.

在此基础上，对正交圆柱结构三自由度电动机系统的绕组电流进行了研究。

A food processor can help you do all the chopping, dicing and slicing jobs.

食物处理机可帮你做所有的碎、切块及切片工作剁。

Based on the systematic analyses of the applications and developments of step motor, the driving technique of step motor are analyzed in this paper, and upon these statements, a mathematical model of VR step motor is built. With this model, the coil current of step motor with chopping driver and the non-loaded starting frequency are simulated for the base of designing of step motor servo system.

本文在系统分析了步进电机应用和发展的基础上，对步进电机的驱动技术作了详尽的论述，建立了三相反应式步进电动机的数学模型，并利用该模型对斩波驱动的步进电机绕组电流及空载运行的启动频率等进行了仿真，为步进电机驱动系统的设计提供了依据。

Based on modeling and simulation of the steady characteristic of five-phase hybrid stepping motor driver system with fixed-chopping frequency, constant total current driving and new pentagon winding connection pattern, the paper studies the dynamic characteristic of the system, especially single step response characteristic.

本文在建立绕组接法采用新五边形接法，驱动方式采用恒频斩波恒总流驱动时的五相混合式步进电动机系统的稳态仿真模型的基础上，分析研究了其动态特性，并重点对单步响应特性进行了研究与分析。

What this paper finished mainly work as follows: Five-phase hybrid step motor driver system with fixed-chopping frequency and constant total current driving is fully described. Mathematical model of the system, included the current control circuit, power driving circuit and five-phase hybrid stepping motor is established. The steady modeling of the system is established and studied. Based on the steady modeling of the system, dynamic modeling of the system is studied and single step response characteristic is constructed with MATLAB/Simulink. The simulation results, which is certified by the theory analysis, coincide with the theory analysis.

本文主要完成的工作包括几个方面：对五相混合式步进电动机恒频斩波恒总流驱动系统进行了完整的描述；建立了包括电流控制电路、功率驱动电路以及五相混合式步进电动机在内的恒频斩波恒总流驱动系统的完整的数学模型；基于MATLAB/Simulink建立了恒频斩波恒总流驱动系统稳态仿真模型，并进行了仿真；在建立其稳态仿真模型的基础上，对动态模型进行研究，并借助于MATLAB/Simulink工具建立了恒频斩波恒总流驱动系统单步响应特性的仿真模型并对其单步响应特性进行了仿真研究，仿真结果与理论分析相符。

We shot over five continuous evenings, and it was not easy to shoot all this meat and bone chopping.

我们连续拍了5个晚上，拍这些肉啊，骨头啊，是挺不容易。

We still have some 'Englishness' left, keeping our minds open to the past and retaining some faith in our future, rejecting the logic-chopping rational for the widely if hazily reasonable, refusing to be cut off from instinct and intuition.

我们依然保留着一些英国人特性，使我们对过去能保持清醒的认识，对未来也还保持着一些信心，排斥那些通过诡辩式逻辑得出的理性结论，而宁愿接受那些虽然不被完全理解但却完全合乎情理的东西，拒绝抛弃自己原有的本能与直觉。

There are people chopping at the data every which way.

每天都要分析数据。

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