例句與造句

1. Defects were found in boiler construction across the batch, and necessitated six replacement boilers, re-riveting, re-fitting of tubes and replacement of firebox stays.
2. The locomotive was built with a Watson cab with a slanted front, to allow easy access to the firebox cladding which covered the flexible firebox stays and stay caps.
3. The reboilered engines were also equipped with Watson cabs with their distinctive slanted fronts, compared to the conventional vertical fronts of their original cabs, to allow easier access to the firebox stays.
4. In the process, they were also equipped with Watson cabs, with their distinctive slanted fronts compared to the conventional vertical fronts of their original cabs, to enable easier access to the firebox stays.
5. He introduced his own design of flexible side and roof firebox stays with rocking washers, which proved to be resistant to the build-up of scale which gradually rendered conventional types of stay rigid and inflexible.
6. It's difficult to find firebox stay in a sentence. 用firebox stay造句挺難的