This paper discusses the principle of combination cam curves and its application in the paper feeder of die-cutting machine. It introduces the fundamentals of a parallel indexing cam design software.

Currently, the domestic steel design software can only design and check crane beams with simply supported, there is no continuous crane beams software to meet the needs of projections.

In architecture design and software engineering, you need a clear comprehension of the domain for the architecture and to be able to effectively communicate that to other people.