Studying the air flow around soccer balls is a natural extension of McKeon's research, in which she and her colleagues study how surface roughness affects air flow, using spheres as test models.

研究足球周围的气流是麦凯恩课题的一个自然延伸——她和她的学生正在研究粗糙表面对气流的影响，而足球课作为球体的测试模型。

youdao

This surface integrates off-the-shelf aluminum shutters of different dimensions, each cantilevering its maximum allowable extension.

表面融合了不同尺寸的现成的铝百叶窗，每个阳台悬挑到允许的最大长度。

youdao

After practising in Hongchen road surface design of comprehensive transformation works, two technique problems were discussed about road surface rebuilding and broadening in road extension design.

通过洪城路综合改造工程的路面设计实践，对改扩建道路设计中路面加铺及加宽两个技术难题进行了探讨，提出了一些设计处理方法。

youdao

And as you point out, there has been business that the Senate had to get done in September because of the fiscal year constraints, and that included not just FEMA funding but the CR in general, surface transportation extension, FAA extension.

WHITEHOUSE: Press Briefing

Surface is an extension of the Windows experience, letting customers work, play and connect with the people who matter to them.

ENGADGET: Surface RT coming to six more countries in late March, Pro in the 'coming months'

Jordan's name began to surface last week, after Dan Hurley received a contract extension from Rhode Island and elected to stay at the Atlantic 10 school.

WSJ: AP Source: Jordan nears deal to coach Rutgers