大学英语词汇短语释义解析及例句 wheel boss


释义：

wheel boss [铁路] 轮毂，[车辆] 轮心

例句：




The utility model relates to an output structure of a wheel boss generator.

本实用新型涉及一种轮芯发电机的输出结构。



Manual molding had been used for the nodular iron front wheel boss and differential mechanism case, and chills were used to prevent shrinkage defects.

球铁前轮毂和差速器原采用手工造型，用外冷铁解决缩孔缺陷。



The wheel boss generator output structure provided by the utility model is simple in manufacturing technology, low in manufacturing cost and wide in application.

本实用新型的轮芯发电机的输出结构制造工艺简单，制造成本低，使用广泛。