在工业化的过程中，机械化的普及和先进农业生产技术的实施使美国农业效率不断提高。
In the process of industrialization, mechanization and popularization of advanced agricultural technologies to implement the continuous improvement of the efficiency of American agriculture.
农业生产使用的工具，多指非机械化的。
Agricultural production tools, and more that non-mechanized.
农业机械装备是实现农业机械化的物质载体和基本条件，又是农业生产力中最具有活力的要素。
The agricultural machinery equipment is the material carrier and basic condition to realize the agricultural mechanization, and is the most active element in the agricultural productivity.
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