The back bones, called vertebrae (say: vur-tuh-bray), end up pressing closer together, which makes a person lose a little height and become shorter.
背部的骨头，称为脊骨(说：vur - tuh - bray)是竖着紧压在一起的，而正是这些骨头使一个人的高度减小从而变矮。
He supposes that at the height of the Cold War, the most pressing argument for a military experiment was, "if we don't do it, the Russians will."
他假设说，在激烈的冷战时期，最迫切的军事实验的理由总是，“如果我们不这样做，俄罗斯人就会这样做。”
Loosing automatic sensor switch, pressing up or down to adjust test height, then tighten it.
拧松自动感应开关，按上下移动来调节测试高度，然后拧紧。
These factors are: the fiber-gypsum ratio, the layer height of material, the speed of continuous pressing machine and the pressure of main pressure rollers.
影响板厚的因素主要有：混和物料的木膏比、铺装机的铺料高度、连续式压机的速度以及压机主压辊压力等。
The height of return travel of pressing board can be set freely, which reduces unnecessary idle travel.
压板回程高度可任意设定，减少了不必要的空行程。
Hand-pressing lifter: with it the height can be randomly adjusted with single hand.
手按式升降器，可单手随意调节高度。
Hand-pressing lifter: with it the height can be randomly adjusted with single hand.
手按式升降器，可单手随意调节高度。
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