Earlier quoted context omitted.
A substantial number of those 52 senators oppose free school meals not because they're "too expensive" but because the policy itself (the government giving free food to children) is something they object to on ideological grounds. A much smaller subset of that group also oppose the government giving free stuff to industry, but in either case the cost is not what they're concerned about.
Or, perhaps feel that state governments are better suited to those kinds of assistance programs.
That said, this bill is a very positive development. Investing in local manufacturing and R&D is a great idea, and it will help the economy. Hopefully it will efficient and money will not be captured by rent-seekers or cronyism.