External rotation cycle of wind devices, extended service life.
风循环转动装置，延长使用寿命。
The twisting had previously been blamed for a 60-year cycle in day length, but the rate of rotation found in this study suggests it is not the culprit, says Jon Mound at the University of Leeds, UK.
这种震动以前被诟病为60年周期性日长变化的原因，但该研究发现的自转速度表明，它并不是罪魁祸首，英国利兹大学的乔恩芒德说。
The four crops grown in rotation are corn, soybean, wheat, and alfalfa, with one crop grown each year during the 4-year cycle.
轮作的四种作物是玉米、大豆、小麦和苜蓿，四年内每年种植一种作物。
In one set of plots, she is comparing the traditional 2-year, wheat-fallow rotation with a 3-year cycle of no-till winter wheat, followed by a second crop of no-till winter wheat, followed by sorghum.
在第一组试验田中，她正在比较传统的两年制小麦休耕轮作制和三年轮作制，即首先种植免耕冬小麦，第二季种植免耕冬小麦，然后种植高粱。
Further analyses show the variation of earth rotation rate and sunspot cycle length have important role on the climate abrupt change in the Qinghai-Xizang Plateau.
进一步分析表明，地球自转速度和太阳黑子周期长度的变化对高原及北半球本世纪气候的突变和阶段性变化起着重要的作用。
As the pump rotor continuous rotation, the above cycle of suction and exhaust process and the achievement of the purpose of the pump continuous extraction.
随着泵转子的连续旋转，以上吸气和排气过程循环进行，实现了泵的连续抽气目的。
Venus rotates very slowly with the result that its cycle of rotation reaches as long as 243 days of the Earth.
金星的自转极慢，以致金星的自转周期长达二百四十三个地球日。
Results Before and after the stress test, the intima rotation movement occurred at the majority of the short-axis sections of the plaque and the nearby reference segments during cardiac cycle.
结果多数孤立性动脉粥样硬化斑块和参考段血管内膜表面在心动周期中均发生了旋转运动；
The cycle sum of the rotation group of the octahedron was calculated.
八面体的旋转群的循环和已算出。
We have also analyses the relation between short cycle of earth rotation and earthquakes, according to the an…
并用地下水异常、激光锁相应变仪测到的地震前兆，分析了地球自转短周期与地震的关系。
The cycle frequency of jet fluid swing is half of that of tangential circle rotation.
相应切圆呈周期性旋转，射流摆动也具有周期性，该周期是切圆旋转周期的一半。
Just like the rotation of the different stages of the economic cycle, the international (NBSK) pulp market also progresses in the successive rotation of "bull market" and "bear market".
类似于经济周期不同阶段的反复更替，国际(NBSK)纸浆市场也在“牛市”和“熊市”的不断更替中演进。
Just like the rotation of the different stages of the economic cycle, the international (NBSK) pulp market also progresses in the successive rotation of "bull market" and "bear market".
类似于经济周期不同阶段的反复更替，国际(NBSK)纸浆市场也在“牛市”和“熊市”的不断更替中演进。
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