转动

Hold the cork in one hand and the base of the bottle in the other. Turn the Bottle, not the cork, slowly and gently. You want the cork to ease off with a soft "whoof", not with a pop.

转动瓶子，不是转动木塞，慢慢的让木塞前段稍稍倾斜，使二氧化碳放出，之后可以没有巨响的打开瓶塞。

A new multi-degree of freedom ultrasonic motor using in-plane deformation of lead zirconate titanate elements was introduced.

介绍了一种新型基于压电陶瓷平面内应变特性的多自由度超声波电机，该电机通过两个平面内的弯曲振动模态的叠加实现转子绕Z轴的转动；并利用伸缩振动模态分别与上述弯曲振动模态叠加实现转子绕X轴和绕Y轴的转动。

The inventive seal comprises a rotating component in the form of a metallic flange welded circumferentially about an associated end of the rotating dram.

有创造力的封印包括一个转动的组分以金属耳轮缘的形式被焊接周围地关于转动的微量的一个伴生的结尾。

for carrying out a small physical volume and high reliability of the motor driving and control,by using hip4081 chip and aln hybrid integrated technology,a hybrid integrated technology h bridge circuit based on hip4081 is designed to control bidirectional circumrotation and speed regulation of the motor.by practical application,the bidirectional circumrotation/speed adjustment of motor are realized safely and reliably.the products has a small physical volume,fast heat transmission,high efficiency and can operate properly in severe environment.it can enhance the reliability of the drive circuit and the system,and adapt to both military and commercial usage.

摘 要：为了实现小体积、高可靠的电机驱动与控制，利用hip4081专用芯片和aln厚膜混合集成技术，设计一种基于hip4081的厚膜h桥电机驱动电路，完成了h桥式驱动电路对电机双向转动和调速的控制。经实际应用，该电路不仅安全可靠地实现了电机的双向转动和调速功能，且产品体积小，导热性能好，效率高；还能在恶劣的使用环境下安全工作，提高了驱动电路和系统的可靠性，适合军、民两用。

An exhauster (16) is provided having an improved fan assembly (26) for exhausting coal through an exhauster fan housing (36), the exhauster fan assembly (26) being mountable within the housing (36) on a shaft (34) for rotation about a shaft rotational axis.

设置一种具有改进风扇组件(26)以便通过排气机风扇壳体(36)排出煤的排气机(16)，排气机风扇组件(26)可在壳体(36)内安装在围绕轴转动轴线转动的轴(34)上。

This factory's main products cre:double-spoke hand mheels,five-pointed-star-shaped knobs,arrow-shped handles,Tshaped handies,ect.,more than thity series,over two hundred special rubbr pats,nylonplasdic parts,it is also possible for this facty to produce and make all kinds of non-atsndard operating parts and special-shapediai-shpepedsealing parts according to the requireements of the customers.

弓行拉手、内波纹手轮、背波纹手轮、圆轮缘手轮、双幅条手轮、双柄手轮、小波纹手轮、镀铬手轮、手柄球、长手柄套、转动手柄、可折手柄、可调位手柄、方形拉手、椭圆拉手、星形手柄、碟形手柄、三角箭形把手、椭圆手柄套、铣床手轮、GB4141.23波纹手轮、小手轮、平面手轮、带可折手柄满幅手轮、表盘满幅手轮、把手、十字把手、压花把手、通孔把手、定位把手、T形把手、直纹把手、捏手、三棱把手、偏转旋钮、手柄套、小转动手柄、锥柱手柄、球头手柄、单柄对重手柄、双柄对重手柄、外方卡盘扳手、摇手柄、手柄座、锁紧手柄座、圆盘手柄座、4501分度盘、4502大把手、586刻度盘、工作灯、手柄杆、压配式油标、旋入式六角圆形油标、长型油标、圆形长拉手、等三十多种系列，二百多种规格，满足不同用户的需要，生产制造各种机械封件，特种橡胶件，尼龙塑料件，也可根据用户需要，生产制造各种非标操作件，异形密封件。

Four men pulling a vehicle while a fifth pushes from behind.the rider is playing on a hooplike musical instument that turns with the wheels.

一辆车，四人拉一人推，一人坐车双手打击乐器，乐器系在一圆圈上，随车轮转动面转动。

The influence of the excursion of the mass center of the torsional vibrating system of the three-string pendulum on the measurement of the moment of inertia is analyzed. A criterion for the mass center of the torsional vibrating system to be in alignment with the central axis of the three-string pendulum and a practical method to measure the moment of inertia of a body about a noncentral axis of mass using the three-string pendulum are proposed.

分析了三线摆扭振系统质心偏移对转动惯量测试的影响，给出了扭振系统质心与三线摆中心轴对齐的判别准则和用三线摆测定物体对非质心轴转动惯量的工程实用方法。

The bodily center of gravity speed changes along the changing of the swivel posture. In the three axes of X, Y, Z, the speed is pindling and has no appearance difference in the front-to-back direction and left-to-right direction, but speed in the vertical direction is the fastest.The speed of the swinging leg appears three acceleration stages obviously.

在身体转动中无论手臂的引带、跟随或摆动腿的挥摆等动作，正好体现了肢体相对身体纵轴质量分布的改变，从而达到了调整身体转动速度的目的，所以古典芭蕾舞挥鞭腿转720度难度动作是满足动量矩守恒定律的。4。

Liu JunHua;Huang ShuGong;Liu JiDongA tri-dimensional model for a jeffcot rotor was reported. A new motion equation of the torsional vibration with natural retation and the conception frequency was presented. The natural frequencies of disk rotors with different geometrical structures and were computed based on the finite-element method, and the factors affecting the coefficient of the natural frequency with rotation were analyzed.

在转轴以一定速度旋转的条件下，推导了考虑转动频率情况下的单质量盘转子扭振运动方程，通过有限元方法对不同几何结构的单质量盘转子在不同转动频率下的扭振固有频率进行了计算，对影响单质量盘转子扭振动频的动频系数进行了分析。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。