Introduced are the research achievements in improving the service lives of sliding bearing and coupler knuckle, as well as the non destructive inspection for hot cracking in Japan.

介绍日本在提高滑动轴承和钩舌寿命方面的研究成果及车轮热裂的无损检测。

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The service content, means, basic process and connotation of non-destructive evaluation (NDE)are analyzed.

对无损评价的服务内容、手段、基本过程及其内涵进行分析。

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The service reception is mainly controllable and destructive, but the usage of direct attack for service reception is not in an obvious rise.

接发球主要以控制性和破坏性接发球为主，接发球直接抢攻的使用并未呈大幅升高。

youdao

Some companies have done this, such as Chargify.com, but they often had to fight destructive customer service and public relations battles.

FORBES: Why Freemium Isn't Free

But self-destructive terms of service aside, Skipity seems to be a real search engine.

FORBES: The World's Worst Privacy Policy

American capital markets should not service Khartoum's destructive ambitions.

CENTERFORSECURITYPOLICY: Center For Security Policy