Understanding the effect of revolution and rotation of the earth on prayer times using accurate times by Abu Yazid Raisal, Arwin Juli Rakhmadi

Subjects: “…prayer times, revolution, rotation, accurate times…”
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Strength Analysis for Cage of Planetary Wheel Needle Roller Bearing by Yubo Wang, Haisheng Yang, Manjun Xu, Yongcun Cui, Sier Deng

Subjects: “…Revolution-rotation…”
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