prototype standard造句

例句与造句

1. It is widely believed that the kilogram prototype standard will be replaced.
2. The prototype Standard, G-ARTA, rolled out of the Salisbury ( Harare ) and Beirut.
3. These model railway standards are based on the full size prototype standards and the scale model operational reliability is therefore reduced in comparison to the models conforming to the normal NMRA standards.
4. It's difficult to find prototype standard in a sentence. 用prototype standard造句挺难的