1)  stepped impedance resonator
步进阻抗谐振器
2)  step
步进
1.
The Study on Step Linear Output Control;
步进线性位移输出的控制
2.
The programming tools and motion control system of log shape recognition machine incept software instructions,and they realize numerical control shape recognition in accordance with calculation and system instructions to control the motion of each stepper motor.
原木形状识别机编程工具和运动控制系统是依照计算机系统的指令来控制各个步进电机运动从而实现数控形状识别。
3)  Stepping
步进
1.
Development of Mechanical Stepping Transportation Machinery;
机械式步进输送机构的研制
2.
A standing-wave-type stepping ultrasonic motor using the alternative operation of two bending vibration modes on the stator has no accumulative errors without the feedback.
利用环形定子的两个弯振模态交替工作的原理设计的一种驻波型步进式超声电机具有开环控制下无累积误差的特性。
3.
How to program with timer and stepping instruction was expatiated.
对如何用定时器指令、步进指令编程进行了比较详细的阐述,对如何指导学生合理选择指令编程、开拓学生的设计思路提出了见解。
4)  step moving
步进
1.
A large-travel high-resolution step rotary micro-actuator with a discrete layout was developed based on the step moving principle.
根据步进运动原理,采用分立式布局,研制了大行程高分辨率精密旋转驱动器。
2.
According to step moving principle, a discrete layout has been developed .
根据步进运动原理,采用分立式布局,提出大行程高分辨率旋转精密驱动器。
5)  walking beam
步进梁
1.
Several projects were proposed in allusion to the problems which were reflected in the old walking beam heating-furnace hydraulic system in Si-steel mill, and the best of which were confirmed according to the principles proposed by workers in the mill.
文中针对武钢热轧厂硅钢步进梁式加热炉液压系统存在的问题提出了几种改造方案,并根据工厂提出的改造原则确定了最佳改造方案。
2.
Taking normal circulation of heating furnace walking beam for example, the structure and operating principle of three main current change valves are raised with the emphasis on the pressure oil change under each action.
以加热炉步进梁正循环为例 ,阐述了三个主要电液换向阀的结构及动作原理 ;并详细分析其每一动作中控制油路压力油的变化情况 ;说明了将控制油路由“外控”改为“内控”后系统仍然能正常工
3.
ing kiln and introduces the structural features, technical parameters and specification of 1750 ℃ high temperature walking beam type electric tunnel kiln.
提出了一种超高温新型连续烧成窑,详细介绍了1750℃步进梁式超高温隧道电窑结构特点、技术参数、制造使用技术条件。
6)  step motor
步进电机
1.
Research on the Driver and Control System of the Step Motor;
一种步进电机驱动器及其控制系统的研究
2.
Design of a New Motion Controller for Step Motor based on SoC;
基于单片机的新型步进电机运动控制器
3.
Design of Computer Control Step Motor System Based on Virtual Instrument;
基于虚拟仪器的计算机控制步进电机系统的设计
参考词条
补充资料:星接阻抗和三角接阻抗的变换


星接阻抗和三角接阻抗的变换
transformation between starc-onnected and delta-connected impedances

x ing]一e乙日kongl介e sonJ一00}Iez日伙ongde匕一。一〕huon星接阻抗和三角接阻抗的变换(t ransfor-mation betweenstar一eonneeted and delta-eonneeted imPedanees)接成星形的三个阻抗和接成三角形的三个阻抗互相替代的等效变换。它们之间的关系可用一组变换公式表示。按这组公式,用星接阻抗替换三角接阻抗或者反过来,不会影响稳态下电路其他部分的正弦电压和电流,常用于对称三相电路的分析和计算。 图1为三个阻抗21、Z:、23接成星形(又称丫形)。图2为三个阻抗Z小22。、Zal接成三角形(又称△形)。它们之间的变换公式如下:人23土图1星接阻抗图2三角接阻抗(1)将星形连接变换成三角形连接212一Z:+22+2 122及3一22+za十警(1)、|冬|矛231一23+21+2321(2)将三角形连接变换成星形连接z、-二一典乒兴-) 艺‘2士乙“3十乙31…_2 oqZI,}Z。一下万~一二-二二-汁 乙‘2士乙23十乙3‘1_Z。IZoq}艺q一二二一~二,二二--,-二二-~J 乙12十乙23十艺32夕(2) 当三个星接阻抗相等,即21一Z:一23一z丫、三个三角接阻抗相等即212一223一231一Z△时,变换公式是 Z二一32丫,Z丫一Z△/3
说明:补充资料仅用于学习参考,请勿用于其它任何用途。