毛主席說過：中國農業的出路在於機械化。機械化是重中之重。其他都是次要。

來源: 人生如夢999 於 2021-05-24 10:02:39 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.