下图所示工具体现出
![](https://img.xkw.com/dksih/QBM/2019/8/20/2272881186332672/2272993955266560/STEM/a22bc66e8bd04d79b405b9a5f0b2871d.png?resizew=169)
![](https://img.xkw.com/dksih/QBM/2019/8/20/2272881186332672/2272993955266560/STEM/a22bc66e8bd04d79b405b9a5f0b2871d.png?resizew=169)
A.唐代的耕作工具完善 |
B.中华精耕细作的传统 |
C.男耕女织的经济结构 |
D.手工业的复杂机械 |
更新时间:2019-08-22 08:46:33
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【知识点】 水利、灌溉、施肥、育种解读
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