"Teach the people to plow the fields": that is, encourage agricultural production by dividing fields, encourage people to join the army and fight with military merits, unite the army and the people, train soldiers in their spare time and plow the fields when they are busy.

"Balance": A balance is an instrument for weighing objects. Yes, call it a hammer; Weigh, weigh the rod. That is to say, the standards of weighing beam and weighing hammer are unified.

"Positive quantity": quantity is the standard for measuring length and volume. Or a unified standard for calculating length and volume?

"Adjust the weight": This sentence also means the standard of unified weight.

The above three sentences are actually one sentence: unified measurement.

"Off-building" refers to the abolition of the well-field system, which simply means allowing the sale and circulation of land and encouraging reclamation. This can arouse the enthusiasm of agricultural production.