该文研制了逆转刀辊与开式推土铲组合的切抛土部件。
A new type of optimum cutting and throwing soil component combining reverse rotational rotor with the blade with open type bulldozer blade was developed.
试验结果表明，节能旋耕刀的切土功耗显著低于现有旋耕刀，二者耕作质量相同。
The test results show that the tilling energy consumption of the blade is significantly less than that of the conventional blade, and that both the tilling qualities are same.
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