Bins for sizes less than 512 bytes each hold only exactly one size (spaced 8 bytes apart, simplifying enforcement of 8-byte alignment).
小于512字节的箱子只保存特定的一个尺寸（按8字节填充，简化了8字节对齐的实行）。
2
The overhead flight conveyor assembly has a housing supported on the framework of the packaging machine spaced above, and in alignment with the carton transport conveyor.