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去年,我们用东—75拖拉机改装推土机作了修梯田试验研究,有了一定成果,简介如下: 东—75拖拉机改装推土机牵引功率56马力,铲刀尺寸是801(高)×2235(宽)毫米,铲刀最大提升高度是375毫米,最大入刀深度为200毫米,在定额转速下不计打滑的行驶速度(公里/小时)前进一档4.9,二档5.66,三档6.54,四档7.82,五档10.31,倒档2.77。在天水市太京、中梁公社几个大队二十七亩梯田内试验,总土方量为15591立方米,平均每亩
Last year, we used the Dong-75 tractor modified bulldozer made terrace experiments, with some achievements, the following is as follows: East -75 tractor modified bulldozer traction power of 56 horsepower, blade size is 801 (high) × 2235 (W) mm , The maximum lift height of the blade is 375 mm, the maximum depth of penetration is 200 mm, the speed of one slip 4.9 km, the second gear 5.66, the third gear 6.54, the fourth gear 7.82, the fifth gear File 10.31, Reverse 2.77. In Tianshui City, Beijing, Zhongliang commune several bricks 27 acres of terraces trial, the total earth volume of 15591 cubic meters, the average per acre