• 1. stiffness criterion: 劲度准则 | 刚度准则
• 2. Stiffener stiffness reduction criterion: 加劲肋刚度减小准则

• 1.The dynamic character of gravity fracture surface sliding is considered and the stiffness criterion of fracture surface sliding is proposed.
  研究了地质断裂面滑移的动力学行为，获得了断裂面滑移失稳的刚度准则。
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• 2.Based on current concrete design criterion, a torsion stiffness formula for composite beams from the cracking stage to the limit stage was proposed for design reference.
  基于现行硅结构设计规范，提出了组合梁从开裂到极限阶段抗扭刚度的计算公式，可供组合梁受扭设计参考。
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• 3.This paper discuses the phenomenon by lost stability of gearing parameters in considering the gear mesh stiffness, and put forward a criterion of lost stability of gearing parameters.
  探讨了由于啮合刚度周期性变化引起的啮合参数失稳现象，得出了相应的啮合参数失稳判据。
  dict.yoduao.com

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