The second solution was for folding the paper in a single direction. This is the case when you try to fold a long narrow sheet of paper.

第二种方案是将纸按一个方向折叠，就是折叠一张长但窄的纸。

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Then we studied the influence of the varied hinge stiffness on the dynamic characteristics in case of varied folding angles.

在此基础上对各折叠角下铰链刚度对动力学特性的影响进行了研究。

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As well as ignoring differences of case, folding ignores any accent on a character.

忽略字符在大小写上的差异，忽略字符在发音上的差异。

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There is a wooden display case, about the size of a folding bridge table, showing off a portable retrospective he created for the Paris Exposition Universelle in 1889.

WSJ: Photographic Balancing Acts | Swiss Alpine Museum | He Cut a Fresh Path in Mountain Photography | By Michael J. Ybarra