This paper introduces two mature sorting methods: bubble sort and selection sort, and points out that these sorting methods could be used to realize the two-direction sort.

介绍了两种较为成熟的排序方法冒泡法和选择排序法，指出这两种排序方法都可在原来基础上实现双向排序。

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The key techniques, include moving track, wall and column underpinning, two-direction synchronous moving, and linking with new foundation, were presented briefly in this paper.

本文简单介绍了平移轨道施工、墙柱托换、同步双向平移和就位连接等关键技术措施及施工步骤。

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A two-direction shear deformation finite element model is presented in which a three-dimensional problem is reduced to a two-dimensional one and thus the calculation is much simplified.

文中提出了“双向剪切变形”有限元模型，使三维问题简化为二维问题，计算工作量大为减少。

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Tornadoes usually travel in a northeasterly direction with a speed of thirty-two to sixty-four kilometers an hour.

VOA: special.2010.05.11

As state troopers converged on the area, someone in a truck -- going the opposite direction on a two-lane road -- fired at two marked patrol cars.

CNN: 4 dead, including shooter, in central Pennsylvania

Under the naturalistic direction of two-time Obie Award winner Leigh Silverman, the atmosphere is informal.

WSJ: Review: 'The Call' is a touching adoption saga

The Portuguese seemingly blew a double helping of two-handed kisses in the direction of Barca fans as he walked off down the tunnel.

BBC: SPORT | Football | Europe | The battle of Stamford Bridge