If the character string is of length 1, it is also compatible with any character type.

In a character string, to reduce the space taken on a data medium by repetitive characters.

减少字符串中由于字符的重复出现而占据的数据媒体空间.

Any character string can be used.

可以使用任何字符.

Analyzing of Factors Influencing DWTT Performance on Pipeline Steel

管线钢落锤性能的影响因素分析

Establishment Application and Development of DWTT Method for Pipeline Steel

管线钢落锤撕裂试验方法的建立、应用及发展

Analysis on Abnormal Fracture of DWTT Specimen for Pipeline Steel with High Property

高性能管线钢DWTT试样异常断口分析

Research on Practical Standard for DWTT of Line Pipe

输送钢管落锤撕裂试验标准的探讨

The correlation analysis between cooling medium and cooling result of DWTT specimen

落锤试验试样的冷却方式和冷却效果相关性分析

Causes of DWTT specimen failure for medium thickness pipe are material brittleness addition and V-shape nick.

简单分析了中厚壁钢管产生DWTT无效试样的原因是材料脆性增加和试样V形缺口.

The study shows that the UVD aid and the double polymer of UVD-PC can be used as a new chemical aid of light duty decorating paper to improve the dry, wtt strength and opacity of paper.

发现UVD助剂和UVD&PC聚合物能提高纸张的干、湿强度和不透明度，可以作为装饰纸的一种新型化学助剂。

According to the life cycle process of waste, firstly the frame of waste treatment technologies ( WTT) is built. Combined with lots of literature records and experimental data, data lists about WTT are developed.

根据垃圾的生命周期流程，首先确定我国垃圾处理技术的框架。结合国内外大量文献资料和实验数据，建立我国生活垃圾处理的数据清单。

In the dark street, there wasn't a single person to whom she could turn for help. (turn to sb. for help)

在黑暗的街上，她找不到一个人来帮助她。

B. Turn to sb for help.

向某人求助。

Turn to sb/ sth for help; get help from sb/ sth

求助于某人[某事物]；获得来自某人[某事物]的援助

If the sellers are at fault, the producers may have recourse to similar action.

属于销售者责任的, 生产者赔偿后,有权向销售者追偿.

I don't advise you to have recourse to the money lenders.

我劝你不要求助于放债人.

It may is necessary for us to have recourse to arbitration.

我们可能有必要提请仲裁.

If are signs of infection, seek help from a doctor or other skilled medical provider.

如果有感染的迹象, 就要寻求医生或其他专业医疗者的帮助了.

Many sleep walkers do not seek help and so are never put on record.

很多梦游者不寻求医生的帮助,因而从不被列入记录.

If you think someone is having a stroke, you should seek help immediately.

如果你发现有人患上中风, 你应该立刻寻求帮助.

They advise that people seek help to confront the reasons behind their behaviour.

他们建议这些人可以寻求帮助,来认清在自残行为背后的深层原因.