该装置与2bj—3型气吹式精密播种机配套，使用效果良好。

Using effect of the device is good with 2bj-3 precision drill forming a complete set.

youdao

该装置与2bj—3型气吹式精密播种机配套，使用效果良好。

Using effect of the device is good with 2bj-3 precision drill forming a complete set.

youdao