顺刀为直刃直柄，无护手。
讨论了直刃位错临界攀移距离和温度的关系，指出了表面上相对稳定的位错组态。
The relationship between critical climb distance and temperature of straight edge dislocation was discussed.
试验结果表明，直刃刀对青棉秆的一次切碎，能获得细小颗粒产量高、能耗低的满意效果。
The test results indicated that straight knife chopper has higher chopping capacity, higher yield of small or fine particles and lower energy consumption than other two choppers.
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