foundry sand testing造句

例句与造句

1. "' Foundry sand testing "'is a process used to determine if the foundry sand has the correct properties for a certain pattern.
2. A "'sand rammer "'is a piece of equipment used in foundry sand testing to make test specimen of molding sand by compacting bulk material by free fixed height drop of fixed weight for 3 times.
3. It's difficult to find foundry sand testing in a sentence. 用foundry sand testing造句挺难的