Also the specialties of rototilling and ridging were analysed.
分析了灭茬、碎土和起垄联合作业的功能特点。
Adjustable ridge plough is suitable for the ridging after the plowing, it can match the tractor.
可调式起垄犁主要适用于垄种作业的农田耕后起垄，与拖拉机配套使用。
The test results showed this material had proper hardness, free of ridging defect on the surface, and had a stronger corrosion resistance to chloride than that of SUS430 steel.
试制结果显示该材料的硬度适中、抗皱性好并且抗氯化物腐蚀能力比SUS430钢强。
The test results showed this material had proper hardness, free of ridging defect on the surface, and had a stronger corrosion resistance to chloride than that of SUS430 steel.
试制结果显示该材料的硬度适中、抗皱性好并且抗氯化物腐蚀能力比SUS430钢强。
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