1L-320型铧式犁为全悬挂式三铧犁，适用于土壤比阻不大于1.2公斤/平方厘米的壤土、沙壤土地区熟地旱田耕作。该系列铧犁具有结构简单、重量轻、耕作适应范围广，作业质量好、地表平整、碎土覆盖性能好、墒沟小等特点。

These series bottom plow are full mounted and suitable for ploughing on the cultivated the land（loam or sandy loam ) with the soil resistance no more than 1.20kg/㎝2. The plow is simple in structure and light in weight. Suitable working scope is wide, after cultivation, the land surface is levelling and the furrow is narrow and the soil is well crushed and turned over.