制订了犁耕油耗标准，确定了相应的发动机技术状况修正系数、作业区长修正系数、地表修正系数和坡度修正系数。

The fuel consumption standards in plough and revise coefficients of working conditions of a tractor, field length, field slope and field surface condition were worked out.

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自从传统的犁耕法加上节能效果显著的技术化以来，育苗策略具体化了，使苗床工作做的更好。

There are seedlings available to materialize this strategy added to a good work with the seedbeds, since the traditional furrows join the technified ones with a remarkable energy saving.

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自从传统的犁耕法加上节能效果显著的技术化以来，育苗策略具体化了，使苗床工作做的更好。

There are seedlings available to materialize this strategy added to a good work with the seedbeds, since the traditional furrows join the technified ones with a remarkable energy saving.

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