The flow field of double-row annular cascades of hydraulic turbines is studied by means of digital analysis in combination with model tests.

采用数值分析与模型实验相结合的方法，对水轮机导水部件双列环列叶栅流场进行了分析研究。

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Structure of double-row blades can resolve the problem of mixing inefficient zone and improve mixing performance of interaction between machine member and concrete.

双排叶片结构较好地解决了搅拌低效区问题，改善了机构与混凝土相互作用的搅拌性能。

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The best design is made according to the design and analysis of practical retaining structure with double-row piles and as well as the revision of different programs with PKPM.

依托实际工程进行双排桩支护结构的设计，分析比较，再利用PKPM计算软件对不同方案进行计算校验，得出最佳设计方案。

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There's one more piece that we'd like to get out of that, and that is-- you may have been wondering, what's with the funky stuttering here of three double-quotes in a row. All right? And that is a specification.

但是你没有屏蔽这个函数的使用细节,在这里我们还想再讲一讲,那就是--你可能正在想,这里连续3个奇怪双引号,是干什么用的。

麻省理工公开课 - 计算机科学及编程导论课程节选

It was designed as a graduated double row of rectangular-cut emeralds, extending a pear and circular-cut diamond fringe, joined by circular and pear-shaped diamond clusters to the circular-cut diamond double row backchain, mounted on platinum.

FORBES: 34-Carat Princie Diamond Fetches Nearly $40 Million, Setting Two Records

Notes: Dragic reached double digits in assists for a career-best fifth game in a row.

WSJ: Nets escape with 102-100 victory over lowly Suns

The UK registered a double-dip recession last year, contracting for three quarters in a row before bouncing back with growth of 0.9% in the three months to September.

BBC: Clegg says Coalition was wrong to cut capital spending