过大的间隙是造成万向联轴器断裂破坏的主要原因之一。
The excessive gap is the main cause of the rupture destroys of the universal joint.
PET纤维-甲胺系统的化学应力开裂被归结为一种高聚物断裂破坏现象。
The chemical stress cracking of PET fiber-methylamine system is considered to be a fracture phenomenon of polymers.
不知道什么是破坏本来如果辐条得有点松散，可能是更边缘断裂破坏和少说话。
Not sure what the damage would have been if the spokes were a bit looser, probably more rim damage and less spoke breakage.
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