名词短语
中文翻译：谷物的移动角度
同义词：
['grain movement angle', 'grain angle', 'grain rotation angle']
例句：
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1.The farmer carefully monitored the changing angle of grain as it moved through the field.
农民小心翼翼地监控着谷物在田间移动时的角度变化。
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2. The researcher found that the shifting angle of grain could affect the yield of the crop.
研究人员发现，谷物的移动角度会影响作物的产量。
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3. The farmers used a device to adjust the angle of grain so they could plant at the optimal time.
农民们使用一种装置来调整谷物的角度，以便在最佳时间种植。