地球独特而巨大的卫星——月球，在稳定地球旋转轴的倾角方面发挥了关键作用。
Earth's unique and massive satellite, the Moon, plays a crucial role in stabilizing the obliquity of Earth's rotational axis.
最后，月球作为地球独特而巨大的卫星，在稳定地球旋转轴的倾角方面发挥了关键作用。
Finally, Earth's unique and massive satellite, the Moon, plays a crucial role in stabilizing the obliquity of Earth's rotational axis.
旋转轴伺服马达驱动，通过齿轮。
所以，我可能会增加一个旋转轴很快。
至于转动惯量，要求的其实是到旋转轴距离的平方。
For the moment of inertia, we want the square of a distance to the axis of rotation.
旋转面重建的关键是确定旋转轴和母线。
The key point for re-constructing rotation surface is setting up rotation axis and generatrix.
观察一个旋转轴与空气流动方向垂直的足球(见上图)。
Consider a ball that is spinning about an axis perpendicular to the flow of air across it (see left).
根据旋转轴和轮廓线，提取碎片的几何特征；
We extract the geometry features according to the rotational axis and the profile.
旋转轴和它的支撑结构是中央操作台的一部分。
The axis of rotation and its support are part of the central pedestal.
提出一种对旋转轴扭矩测试的红外近程遥测法。
A method of infrared short range telemetry for torque measurement of rotating shaft is stated.
围绕往复或旋转轴或心轴进行密封所用的装置。
A device used to seal around a reciprocating or rotating shaft or spindle.
扫描机械装置包括支架和旋转轴，由一个步进电机驱动。
The scanning mechanical device, including a bracket and the rotation axis, driven by a stepper motor.
你可以在不同的旋转轴的董事会，甚至数轮合并到一个把戏。
You can spin the board around many different axis, and even combine several rotations in to one trick.
机械密封是流体机械旋转轴密封的主要类型，使用量大面广。
Mechanic seals are widely used in fluid machines for their rotary shafts.
角度为正值，则表示若您顺着正旋转轴方向观察，对象是按顺时针旋转的。
Positive values for the angle rotate the object clockwise if you look along the positive rotation axis.
并且以旋转轴为例，对几种程度不同的不平衡状态进行了识别。
A rotating spindle was taken as an example and several states of unbalance with different severity were recognized by two methods.
机械构件中，联轴器可以用来实现相邻两根旋转轴的半永久性联接。
In machine construction, couplings are used to effect a semipermanent connection between adjacent rotating shafts.
扭矩以推力与曲柄偏心距或旋转轴心至推力作用点的距离相乘计算。
Torque is calculated by multiplying the push by the crank offset, or the distance of the push from the rotating shaft.
它真实地展现使用旋转轴的改变建模工具，形成一个纸箱夷为平地的版本。
It is then accurately unfolded using the rotate tool with altered modelling axis, to form a flattened version of the carton.
圆柱度-描述了一个条件的旋转面，使所有的点面距离相等，一个共同的旋转轴。
Cylindricity - describes a condition of a surface of revolution in which all points of a surface are equidistant from a common axis.
那台机器由气缸、活塞、旋转轴、齿轮、轴承、螺栓、螺丝钉和不锈钢外壳组成。
The machine consists of cylinder, piston, rotary, shaft, gears, bearings, bolts, screws and stainless steel crusts.
从来自旋转体文物碎片中估计出旋转轴，轮廓线这些整体特征有助于快速修复文物。
Extracting entire features, such as rotational axis and profile from archaeological fragment is helpful for rapid reconstruction of cultural relics.
提出了一种基于线元几何与运动方程的旋转体点云数据特征分离与旋转轴提取算法。
This paper presents a new method for an estimation of the axis of rotation based on line element geometry and kine-matic equation.
天王星有一个，因为它的自转轴倾斜多磁尾，也是其磁场的旋转轴（约60度）。
Uranus has an odd magnetic tail because of the tilt of its rotational axis and also its magnetic field (about 60 deg from the rotational axis).
此传感器可安装在旋转轴上，而固定的测量仪器采用磁性耦合技术，可避免滑动接触。
The sensor can be installed on shafts and the stationary measuring equipments are magnetically coupled, thus can avoid slipping contacts.
它给出了这个旋转的角速率，有一个因子2，但没关系，给出了旋转轴，和旋转轴的方向。
Concretely, this curl gives you the angular velocity of the rotation, well, with a factor two but that doesn't matter, and the axis of rotation, the direction of the axis of rotation.
我今天措辞别致，转动惯量就是——，与质量不同，转动惯量的定义跟旋转轴有关，选定一个旋转轴。
I am using fancy words today. And the moment of inertia — the difference with a mass is that the moment of inertia is defined about some axis.You choose an axis.
腐蚀的影响是不同的，可以是螺旋桨或者旋转轴的点状腐蚀，也可以是螺旋桨合金的腐烂。
The effects of corrosion can vary from pitting of propellers and shafts to the decomposition of the alloy of propeller.
腐蚀的影响是不同的，可以是螺旋桨或者旋转轴的点状腐蚀，也可以是螺旋桨合金的腐烂。
The effects of corrosion can vary from pitting of propellers and shafts to the decomposition of the alloy of propeller.
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