Based on the new method, a criterion of determining overconstrained mechanisms was presented and a new four-loop planar overconstrained mechanism was certified.
发现了一种平面四回路过约束机
，并运用判定准则对该机
。
Based on the new method, a criterion of determining overconstrained mechanisms was presented and a new four-loop planar overconstrained mechanism was certified.
发现了一种平面四回路过约束机，并运用判定准则对该机。
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