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旋耕機(jī)的構(gòu)造與原理 |
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點(diǎn)評(píng)
看過(guò)了,,有很多學(xué)習(xí)材料
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點(diǎn)評(píng)
可能是勞動(dòng)力緊缺,,不深耕地直接用旋耕機(jī)犁地后下種。
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