科研之友
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摘要
<正>"工欲善其事,必先利其器",自古以来农业就关乎国运命脉,而农业的发展又很大程度上取决于农具的"进化"程度。作为农具的典型代表之一,犁的发明和使用推动了我国古代农业生产力的巨大提升。Sharp tools make good work.Agriculture has been closely related to the destiny and lifeline of a nation traditionally.The development of agriculture,to a great extent,depends on the evolution of the farm tools.As a typical farm tool,plough’s invention and application greatly promoted agricultural productivity in ancient China.
