并对当前能量分析中困难较大的各类农业机械耗能、田间农事作业及灌溉耗能等折算问题作了重点分析、介绍与探讨。
More attention were given to the trouble-some problems in calculating energy cost by machinery, field operation and irrigation with appropriate analysis, information and discussion.
并对当前能量分析中困难较大的各类农业机械耗能、田间农事作业及灌溉耗能等折算问题作了重点分析、介绍与探讨。
More attention were given to the trouble-some problems in calculating energy cost by machinery, field operation and irrigation with appropriate analysis, information and...
它适合于农村野外灌溉、 收割或电动机械野外作业接电之用。
The device is applicable to the use in the rural fields for irrigation and harvest or the filed operation of electric machinery.
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