In 1873, the United States into a single spencer shaft automatic lathe, soon he and three axis made automatic lathe.
1873年，美国的斯潘塞制成一台单轴自动车床，不久他又制成三轴自动车床。
The constant angular rate was applied to three axis of turntable at the same time to actuate dynamic error term of accelerometer.
在三轴转台的三个轴上同时施加恒定角速率，激励出加速度计动态误差项。
Method Mud invasion process is simulated with conventional three axis rock strength test device under same downhole pressure and temperature.
方法采用常规三轴岩石强度试验装置，进行井下温度压力条件下的泥浆侵入过程模拟试验。
The CAE technology and PATRAN finite element software were used in three-dimension simulation and analysis for three axis turntable frame system.
三轴转台框架系统的三维模拟与分析，采用CAE技术，使用PATRAN有限元软件。
The approach to obtain swatch from general orthogonal three axis-rate-input experiments is analyzed in detail and the nets training is also provided.
对如何从一般正交三轴转台速率实验获取训练样本及对网络的学习训练给予了详细的介绍。
Manufacturing technology of five Axis Machine is more difficult than three Axis Machine, so its manufacture has not been nationalized for a long time.
五轴加工机床由于生产制造技术的难度远远大于三轴机床，很长时间没有解决国产化问题；
The Inertia and dynamics coupling of the three axis turn table of the physical simulation test facility are analyzed, and mathematical models are established.
在对对接全物理仿真试验台三维转动装置的惯量耦合和动力学耦合进行分析基础上，建立了相关数学公式。
Through analysing the reason about three axis magnetic heading measured principle and error, a fast and effective method about compensation is brought forward.
通过对三轴磁航向测量原理及误差形成原因的分析，提出了一套快速有效的补偿办法。
Detailed model analysis and proper simplification for gyro servo system of the three axis turntable are presented. Then the decoupling design is made for the system.
本文对三轴陀螺伺服转台模型进行了较为详细的分析，并进行了适当的简化，在此基础上对系统进行了解耦设计。
A new technology, substituting three axis for four axis manufacturing by using subarea manufacturing is offered and manufacture successfully the rolling forging die for enterprise.
采用分区加工的方法实现了三轴加工替代四轴加工新方法，并成功地为企业加工出了合格的滚压模具。
The researches of this paper are very important and significative job to improve precision of servo-control system of three axis optical tracking test table even all type of electric simulator tables.
本论文的研究对于提高三轴光学跟踪试验转台以至于所有电动仿真转台的伺服控制系统的精度来说，是一项十分重要和有意义的工作。
The demonstration daughterboard contains temperature and light sensors, a three-axis accelerometer, eight tricolour LEDs, and two pushbutton switches.
演示子板包含温度和光传感器、一个三轴加速计、8 个三色 LED以及两个按钮开关。
He was chosen from the group for his lack of dizziness after spinning around on the three-axis astronaut training machine downstairs.
想要当选这个小宇航员可不容易，所有的同学们都在楼下的三轴模拟旋转训练器上进行测试，眩晕程度最低的才能当选。
The test results show that the PIGA's test precision can be improved one order higher using three-axis turntable.
试验结果表明，利用三轴转台可以成功地将陀螺加速度表测试精度提高一个数量级。
As illustration, these models are applied to an attitude control dynamics simulation of a three-axis stability satellite and the corresponding toques were plotted in curves.
为验证模型有效性，将其应用于某三轴稳定对地定向卫星姿态动力学仿真中，得到了相应的太阳光压干扰力矩曲线。
The multi-period disturbance torque is related to three-axis rotate speed of turntable and influences localization precision, position precision and speed precision of turntable.
该多周期扰动力矩与转台三轴转速有关，影响转台的定位精度、位置精度和速率精度。
This article discussed from three-axis concrete pavement construction point of view briefly in the low-grade cement concrete pavement construction, how to control good road surface roughness.
本文从三轴式水泥混凝土摊铺机施工的角度出发，简要阐述了在低等级水泥混凝土路面施工中，如何控制好路面平整度。
In this paper, Finite Element Method (FEM) is applied to the dynamical analysis on a three-axis turntable and a resonance model is built for bandwidth design purpose.
本文用有限元方法对三轴转台控制对象进行动力学分析，建立机械谐振的频域模型，为带宽设计提供了依据。
As the result of simulating finished with MATLAB, clear prior knowledge and anticipated result of calibrating dynamic error coefficients of accelerometer on three-axis turntable are obtained.
利用MATLAB进行了仿真，使得在三轴转台上标定加速度计动态误差系数有了清晰的先验认识和结果预期。
Mechanical environment where spacecraft disturbance torque is very small in out space is simulated making use of a three-axis full physics air-bearing table as controlled object.
本文利用三轴全物理仿真气浮台作为控制对象，模拟航天器在外层空间所受扰动力矩很小的力学环境。
Is precisely because of this, in recent years has been three-axis mixing pile more and more used in Foundation Pit Support Engineering, and also achieved good economic results.
也正是因为这样，近几年来三轴搅拌桩已经越来越多的应用于基坑用护工程，并且也取得了很好的经济效益。
Attitude control problem of a three-axis stabilized, momentum biased, and nadir-pointing satellite is investigated based on yaw observer.
研究了基于偏航观测器的三轴稳定偏置动量对地定向卫星姿态控制问题。
Figure 14. 7 shows a typical three-axis universal stage .
图14．7表示一个典型的三轴万能旋转台。
Non-orthogonality of three-axis magnetic sensor is a hotspot of weak magnetic research in recent years, and also an obstacle that interferes the increase of magnetic sensor's precision.
三轴磁传感器非正交性是近年来弱磁方面研究的一个热点，也是困扰磁传感器精度提高的一个障碍。
A new photometric theory of Eros based upon a three-axis ellipsoid model at full phase obeying Lommel-Seeliger 's law is presented.
并且，在该小行星的形状取三轴椭球体和在几何反射定律等假定之下，给出了关于该小行星的光度变化理论。
A new photometric theory of Eros based upon a three-axis ellipsoid model at full phase obeying Lommel-Seeliger 's law is presented.
并且，在该小行星的形状取三轴椭球体和在几何反射定律等假定之下，给出了关于该小行星的光度变化理论。
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