The paper discussed proportion between side span and middle span in three spans prestressed continuous box beam bridge.

本文对三跨预应力连续箱梁桥的边跨与中跨比例问题进行了初步的探讨。

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On basis of model of span, the method divides eigenrays into combination of three spans, and builds equations to search eigenrays.

该方法在跨度模型的基础上，将本征声线表示为三段声线跨度的组合，建立跨度方程组以确定本征声线。

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The station is an elevated frame-type building consisting of a semi-underground storey and two above-ground stories supported by four colonnades that create three spans.

车站形式为半地下一层、地上二层，四柱三跨框架式高架车站。

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We'll be talking about the fact that this is an interval of a third; it spans three letter names a little bit later on.

我们以后会谈到,这其实是个三度音程,它跨越了三个音名

耶鲁公开课 - 聆听音乐课程节选

He might have taken the time to saddle the horse or hitched up three spans of mules to Concord stage-coach and smoked a pipe as it seems no one in that city was after him.

NPR: Excerpt: 'True Grit'

Because these three time spans capture the urgent, important, and strategic perspectives on tasks that successful people instinctively adopt.

FORBES: Don't Try to "Drink the Ocean": Set Three-Day, Three-Month, and Three-Year Goals

The home spans three floors, with rooms that range from a poker den to a series of masculine home offices to a vast gourmet kitchen made homey by plush couches and warm accents.

FORBES: The Billionaire Whisperer: Meet The Interior Designer Who's Bewitching The A-List