With the rapid development of information technique, it leads to the great changes in the teaching methods of Agricultural Machinery education .

信息技术的迅猛发展必然会促进农机教育教学手段的大变革。

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The special engineering agricultural technique will make no changes to the background environment, and it may worsen the background environment if the areas are arid.

它对背景环境没有改变，甚至会有所加重，因为背景的干旱状况也许会因此而加重。

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