The results show that the fracture may be due to improper heat treatment which leads to over hardness of the thread part and the joint of thread part and tooth part.

结果表明，断裂是由于热处理工艺不当、管子钳活动钳口齿部、螺纹部以及螺纹和齿部的过渡连接部分硬度过高引起；

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The second part of the paper conducts the need for regulation about the corporate donation, and noted that the existing legal acts of the company's improper donations are lack of regulatory system.

第二部分阐述了对不当捐赠行为规制的必要性，并且指出现行法律对公司不当捐赠行为规制的不足。

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Part two focuses on analyses and illustration in frame of conditions for police defense, as well as features and legal responsibilities of improper police defense.

第二部分主要分析、阐述了警察防卫的合理条件以及警察防卫不当的主要特征和法律责任。

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"Following the recent reports of improper practice in part of its cemetery service, the council have been working very closely with the Blackburn family, " he said in a statement.

BBC: The second funeral took place two years after the first

"The allegation that a routine US lobbying disclosure form reflects improper conduct on our part in India, is false, " Walmart said in a statement.

BBC: India orders probe into Walmart lobbying

Genetic predisposition to improper insulin production may be part of the problem, says Carnethon.

CNN: Obesity paradox: Why being thin with diabetes is dangerous