The active cam shedding mechanism is manufactured.
在此基础上研制了积极式凸轮开口机构。
Shedding device: cam shedding mechanism, four pieces of double-row heald frame.
开口装置：采用凸轮开口机构， 四片双列综框。
Dynamic methods should be used to solve the problem of the CAM shedding mechanism on high speed.
在高速状态下，分析凸轮开口机构必须考虑系统的动力学问题。
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