例句與造句

1. Joseph Henry Hughes, who draws up the patent for a ball or roller bearing race for bicycle and carriage wheels that includes all the elements of an adjustable system in 1877.
2. Examples of parts made by this process are : wheel hub unit bearings, transmission gears, tapered roller bearing races, stainless steel coupling flanges, and neck rings for LP gas cylinders.
3. It's difficult to find roller bearing race in a sentence. 用roller bearing race造句挺難的