论文部分内容阅读
16.耕田作业的行走方法怎样? 耕田的行走方法主要有: (1)内翻法又叫闭垄法。耕整机从田头的中点进入开始第一犁,行至地头起犁,顺时针方向转梨形弯至第一犁升起线并紧靠翻垡边缘下第二犁,耕到另一地头接着又升犁转梨形弯,驱动轮在第一犁沟中行驶,如此耕下去,待耕宽达到2米左右时,利用耕整机转弯半径小的特点,行至地头后不需升犁空行转弯,可直接绕田块四周回转,依次耕完。最后再将支承船换位,耕完田块四周田埂边缘,叫收边。 (2)外翻法又叫开垄法。耕整
16. farming methods of farming how? Farming methods of walking are: (1) inversion method, also known as the law closed. Tillage machine from the midpoint of the field into the beginning of the first plow, plow to the ground line, turn clockwise pear-shaped bent to the first plow and up close to the second plow edge of the plow, plowing to another The ground then plowed into a pear-shaped bend, driving wheel in the first furrow, so farming till the width of about 2 meters wide, the use of tillage machine turning radius is small, the line does not need to ascend to the ground l Plow empty line turn, you can directly around the field around the turn, followed by farming finished. Finally, the support vessel transposition, plowing fields Tian border edge, called revenue edge. (2) eversion law, also known as open ridge. Tillage