1) gully
沟叉
1.
Areas of hilly lands with different thickness of soil from 219 typical gullies in Pingshun county were investigated with percentage sampling method on a topographic map(1:10000),classfied on elevation,and then counted up on different soil thickness and slope aspect for each gully.
采用成数抽样方法，利用平顺县１∶１万地形图，对平顺县典型的２１９条沟叉（每个沟叉为一封闭的小集水区）进行了不同土层厚度的地块面积比例调查。
补充资料：叉手叉脚
1.形容参差不齐。
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