查询词典 gyroscopes

R. MacDonald is an experienced information scientist in the electronic and electrical engineering field. Following postgraduate research in optical fibre laser gyroscopes, he worked for Thomson Scientific from 1994 to 2007 as an indexer and abstractor of academic and scientific papers for the Inspec database, specialising in electronics, optoelectronics and semiconductor electronics, and later telecommunications.

acDonald 先生是一位经验丰富的电子和电气工程信息科学家，研究生阶段的研究内容是光纤激光陀螺系统。1994年至2007年间，他一直从事 Thomson Scientific 旗下 Inspec 数据库学术和科技文章，主要是电子学、光电子学、半导体电子学，以及电信领域文章的索引和摘要编辑工作。

IHologram combines anamorphosis and the iPhone's gyroscopes to achieve this awesome visual magic trick.

ihologram相结合的变体和iphone的陀螺仪要达到这个可怕的视觉魔术把戏。

Created by David O'Reilly, iHologram combines anamorphosis and the iPhone's gyroscopes to achieve this awesome visual magic trick.

创建人大卫奥赖利iHologram结合变体和iPhone的陀螺仪，以实现这一可怕的视觉魔术技巧。

Left: The Brennan model, with a cutaway showing the location of the two gyroscopes.

左：布伦南模型，与剖显示的位置，这两个陀螺仪。

Comparison of the SISS with the others shows that the SISS solved the problem of conventional magnetic azimuthal surveying method in ferromagnetic casing tubing drill stem or magnetic formation and its measurement precision is better than that of frame gyroscopes surveying system .

与传统的磁方位测量方法和框架式陀螺测量系统的比较结果表明，该系统克服了磁方位测量方法在套管，钻杆，油管以及在磁干扰地层中测定方位时存在的问题，其测量精度优于框架陀螺系统。

This course consists of three parts : A.The fundamental theory of gyroscopes. a.Kinematics and dynamics of gyroscopes, consisting of Coriolis acceleration, theorem of angular momentum, Euler's dynamical equations, dynamical explanation of gyroscopes' properties. b.Gyroscopes' motion equations, including the complete equations, technical equations and precession equations derived from Euler's dynamical equations, and the technical equations derived from static vs. dynamic method. c.Analysis of gyroscopes' motion. d.Coordinate systems and their mutual transformation. e.Gyroscope drift and its measurement. B.Principle of typical gyroscope instruments, such as gyro compass, gyro north finder, gyro horizon, platform compass, rate gyroscope and integrating gyroscope. C.Principles and applications of new-type gyroscpes, such as electrically suspended gyro, ring laser gyroscope, fiber optical gyroscope, hemispherical resonator gyro, dynamically tuned gyroscope and micro inertial sensors.

本课程教学内容由三部分组成：陀螺仪的基本理论，内容包括：陀螺力学基础（哥氏加速度、角动量定理和欧拉动力学方程、陀螺特性的力学解释）；陀螺仪运动方程和运动分析（用欧拉动力学方程建立完整方程、陀螺仪运动的技术方程和进动方程，用动静法建立技术方程）；坐标系及其变换；陀螺仪的漂移及其测试；典型陀螺仪器（包括陀螺罗经、陀螺找北仪、陀螺地平仪、平台罗经、速率陀螺仪和积分陀螺仪等）的工作原理；新型陀螺仪（包括静电陀螺仪、激光陀螺仪、光纤陀螺仪、半球谐振陀螺仪、挠性陀螺仪、微机械陀螺仪等）的原理及应用。

Usually, measurement system use gyroscopes to sensor angle motion and use accelerometers to sensor linear acceleration.

在惯性测量中，通常用加速度计敏感线加速度，用陀螺仪敏感角速度。

FOG is one kind of laser gyroscopes. IT is based on the interferential theory of Sagnac. And its lamp-house is used with laser. A photic loop is made by fiber. There are clockwise and withershins sheaveses of lights transfer in the circle. With the turn of the circle ,the two lights introduce phasic difference ,so the angle velocity is measured.

光纤陀螺仪是激光陀螺的一种，它采用的是Sagnac干涉原理，以激光作为光源，用光纤构成环形光路并检测出由正反时针沿光纤传输的两束光，随光纤环转动而产生的两路激光束之间的相位差，由此计算出旋转的角速度。

More prosaically, Hubble will receive new protective blankets, gyroscopes and batteries, a unit that transmits data to Earth will be replaced, and two existing instruments will be repaired.

其实更平常的是，哈勃将能收到，回旋装置和电池；有一个发射数据回地球的部件将更换掉，还有两个现有装置要维修。

More prosaically, Hubble will receive new protective blankets, gyroscopes and batteries, a unit that transmits data to Earth will be replaced, and two existing instruments will be repaired.

其实更平常的是，哈勃将能收到新的保护层，回旋装置和电池；有一个发射数据回地球的部件将更换掉，还有两个现有装置要维修。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。