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| 31. | The experimental results shown that the elastic limit stress, the Yang's modulus and the brittleness |
| 试验结果表明随着温度的下降,材料的极限强度提高,杨氏模量上升,脆性加大。 |
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| 32. | Methods The specimens of the five wires were tested and compared for their elastic modulus, elastic limit |
| 方法对上述5种临床常用正畸钢丝的弹性模量、性极限、弹角、拉强度、转强度、劳强度等机械性能进行测试和比较。 |
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| 33. | subjected to a tensile force, it will be elongated; but if the force does not exceed an amount called the elastic |
| 当材料承受拉力时，它将被伸长;但是如果拉力不超过所谓弹性极限的数值，材料将回复到它原来的尺寸，并且可以说其是弹性的。 |
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