UPW

But the research found that the majority of web users continues to seek online news from free services, such as the BBC News website and Daily Mail and General Trust's MailOnline-as well as newer sites such as BuzzFeed and Upworthy.

研究发现，大多数互联网用户继续通过免费服务获取在线新闻。这些免费服务包括英国广播公司新闻网站（BBC News）、每日邮报信托集团（Daily Mail and General Trust）的MailOnline，以及BuzzFeed和Upworthy等创立时间更短的网站。

At present basic theory and welding criterion of UPW are defective, research on welding mechanism and melt behavior of the welding region is not enough for the difficulty in study.

由于超声波塑料焊接是涉及多学科的交叉学科，研究难度较大，目前超声波塑料焊接的焊接基础理论和工艺规范还比较欠缺，对超声波塑料焊接机理和熔接行为研究不足。

Phrasal verbs, such as get up , catch up with, etc. are most useful.

短语动词, 像getup, catchupwith等都是很有用的.

Ultrasonic plastic welding ( UPW) is a cost-effective, efficient and clean fusion bonding technique of TPC ( Thermal Plastic Composites), and of great value in application.

超声波塑料焊接是一种经济、高效、环保的热塑性塑料连接新工艺，有极大的推广应用前景。

Break it upw! I will not pmit fighting in t 84926 his classroom.

住手! 我不准有人在这个教室里打架.