It has been proved that the seeding absence alarm device can meet with the requirement of the field operation, which is a great progress for seeding absence alarm device into practicality.
经过实际作业应用检验，基本满足田间生产需要，是使漏播报警装置走向实用的显著进步。
It has been proved that the seeding absence alarm device can meet with the requirement of the field operation, which is a great progress for seeding absence alarm device into practicality.
经过实际作业应用检验，基本满足田间生产需要，是使漏播报警装置走向实用的显著进步。
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