fixed bar造句

例句与造句

1. The single-roll mill works by material passing between the roll and a fixed bar pressing against the roll.
2. In New South Wales, sets of carriages were permanently coupled with a fixed bar, since the carriages were disconnected only at the workshops.
3. The chin-up / pull-up is a very similar exercise that moves the body against a fixed bar rather than moving a bar against a fixed body.
4. A special type of zero-center ammeter for testing high currents in cars and trucks has a pivoted bar magnet that moves the pointer, and a fixed bar magnet to keep the pointer centered with no current.
5. It's difficult to find fixed bar in a sentence. 用fixed bar造句挺难的