rotationnoun
旋转；转动
the action of an object moving in a circle around a central fixed point
the daily rotation of the earth on its axis
地球每天的自转
（旋转的）一周，一圈
one complete movement in a circle around a fixed point
This switch controls the number of rotations per minute.
这个开关控制着每分钟的转数。
轮换；交替；换班
the act of regularly changing the thing that is being used in a particular situation, or of changing the person who does a particular job
crop rotation/the rotation of crops (= changing the crop that is grown on an area of land in order to protect the soil)
庄稼的轮作
Wheat, maize and sugar beet are planted in rotation .
小麦、玉米和甜菜是轮流种植的。
The committee is chaired by all the members in rotation .
委员会由所有成员轮流主持。
rotation
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1
N-VAR 旋转;转动
Rotation is circular movement. A rotation is the movement of something through one complete circle....the daily rotation of the earth upon its axis.
地球每天绕地轴自转
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2
N-UNCOUNT 轮流;轮班
The rotation of a group of things or people is the fact of them taking turns to do a particular job or serve a particular purpose. If people do something in rotation, they take turns to do it.He grew a different crop on the same field five years in a row, what researchers call crop rotation...
他连续5年在同一块地里种植不同的作物，研究人员称之为轮作。
noun
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1
- the act of rotating as if on an axis
- the rotation of the dancer kept time with the music
- Synonym: rotary motion
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2
- a planned recurrent sequence (of crops or personnel etc.)
- crop rotation makes a balanced demand on the fertility of the soil
- the manager had only four starting pitchers in his rotation
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3
- a single complete turn (axial or orbital)
- the plane made three rotations before it crashed
- the revolution of the earth about the sun takes one year
- Synonym: revolution gyration
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4
- (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
数据来源：WordNet
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Development and application of automatic high speed rotation arc welding
自动高速旋转电弧焊的发展和应用
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Effect of temperature ratio on the film cooling with the rotation
旋转状态下温度比对气膜与主流掺混区域的影响
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This switch controls the number of rotations per minute .
这个开关控制着每分钟的转数。
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Wheat , maize and sugar beet are planted in rotation .
小麦、玉米和甜菜是轮流种植的。
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The committee is chaired by all the members in rotation .
委员会由所有成员轮流主持。
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Once a month we met for the whole day , and in rotation each one led the group .
我们每个月聚在一起一整天，轮流担任领队。
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He grew a different crop on the same field five years in a row , what researchers call crop rotation
他连续5年在同一块地里种植不同的作物，研究人员称之为轮作。
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The workers in this workshop do day and night shifts in weekly rotation .
这个车间的工人上白班和上夜班每周轮换一次。
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Crop rotation helps prevent soil erosion .
农作物轮作有助于防止水土流失。
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Primary and middle school teachers in Beijing 's public school system will be required to take part in rotation and quality in the city .
北京市公办中小学教师都将参加轮岗项目，促进教育优质均衡。
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Officials in Miyun district have also announced that they have arranged for 50 educators to take part in rotations this year .
密云区宣布，今年已安排50人参加轮岗。
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The new policy provides incentives is considered . Education authorities in Dongcheng district said all eligible teachers in the district would take part in rotations over the next three years .
东城区教育管理部门表示，未来三年，区内所有符合条件的教师都将参加轮岗。
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The rotation programs will be carried out in different ways based on participants ' positions in which principals will rotate within the district , outstanding teachers equally distributed , and average teachers rotate on assigned jobs .
交流的形式有哪些？交流的形式包括区域内校长交流轮换、骨干教师均衡配置、普通教师派位轮岗等。
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Research on High Precision Measurement System of Rotation Rate
高精确度数字式转速测量技术的研究
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Shift , rotation and scale invariant optical neural network recognition system
平移、旋转及尺度不变光学神经网络识别系统
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Research on the embedded condition monitoring and fault diagnosis system for the rotation machine
嵌入式旋转机械状态监控与故障诊断系统研究
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A novel fast rotation invariant image retrieval method was proposed .
提出了一种新型快速旋转不变图像检索新方法。
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A Study of Active Control of Blade Rotation Noise of a Fan
风机叶片噪声的有源消声研究
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Analysis on Breaking Dynamics Based on Rotation Speed of Classification Crusher
分级破碎机转速的断裂动力学分析
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The joint 's moment and rotation angle curve is analyzed ;
分析了节点受力时的弯矩转角曲线关系；
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Influence of Shear Wall Foundation Rotation on It 's Optimal Stiffness
剪力墙基础转动对剪力墙最优刚度的影响
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The research of Inner core Earth rotation and terrestrial reference frame
内核地球的自转运动和地球固定参考系的研究
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The scale factor can be determined by measuring the rotation angle .
通过测定旋转角度，可以确定比例因子。
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An Application of Rotation of Continuous Vector Field
连续向量场旋度的一个应用
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Study on the Way to Realize Real-time and Smooth Rotation of Electronic Chart
电子海图实时平滑旋转实现方法研究
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However it is limited by the spindle rotation induced error .
但是其制造以及测量均受到主轴回转误差的限制。
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Rotation culture technique that facilitate cells ' attachment and differentiation ;
旋转培养条件可以促进细胞的贴附和分化；
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The simulation results show validity of presented method for compensating the rotation motion .
仿真实验验证了该算法补偿旋转运动的有效性。
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Design of Vertical Wire Electrical Discharge Machining machine tool With Rotation Wire
立式自旋转电火花线切割机的设计
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On the Phenomenon of the Rotation of Pressure Limited Valve
限压阀转动现象及其解释
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