新设计的镁合金座椅框架提升了应力强度和刚性强度。
The strength of new designed magnesium alloy seat frame is improved in both strength and stiffness.
碳纤维拍框让球拍的重量变轻，同时又保证了高强度和刚性。
The carbon fiber helps decrease frame weight and ensures higher strength and rigidity.
构架整体的重量较小，而且能够满足使用强度和刚性的设计要求。
The integral weight of the framework is less; besides, the framework can meet the design requirements on the use intensity and rigidity.
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