The deriving procedure is based on the change of the length of the flexible connector (chain), and the key to the successful derivation lies in the correct selection of the two ends of the chain.
推导过程是建立在挠性件(链条)长度变化的基础上，其中挠性件长度两端点的选取是个关键问题。
The deriving procedure is based on the change of the length of the flexible connector (chain), and the key to the successful derivation lies in the correct selection of the two ends of the chain.
推导过程是建立在挠性件(链条)长度变化的基础上，其中挠性件长度两端点的选取是个关键问题。
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