The center of the cladding is in the tensile stress condition.
而熔覆层中心一直处于拉应力状态；
The support uses the four link motion gear, improves the support stress condition.
支架采用正四连杆机构，以改善支架受力状况。
But the stress-strain relationship is in complex stress condition after the necking starts.
但是，从颈缩开始，其应力应变关系处于复杂应力状态。
But the stress-strain relationship is in complex stress condition after the necking starts.
但是，从颈缩开始，其应力应变关系处于复杂应力状态。
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