The turnable axes of different specification can be used with different floor spring.

备有不同规格的转轴可与各种地弹簧配合使用。

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The turnable axles of different specification can be used with different floor spring.

备有不同规格的转轴可与各种地弹簧配合使用。

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Our factory professional produces in floor spring, door clip, plastic wheels, hinge, window lock handle and other projects necessary hardware.

本厂主要生产地弹簧，门夹，塑料轮，合页，窗锁，执手等工程配套五金。

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The spring is getting squashed because you are pushing down and the floor is pushing up.

弹簧现在被压缩了,因为你在往下压,地面在往上推

耶鲁公开课 - 基础物理课程节选

You feel heavy and it reads more because the poor spring not only has to support you from falling through the floor, but also accelerate you counter to what gravity wants to do.

你感到自己变重以及读数增加,因为现在弹簧不仅要支撑你,不让你掉下来,还要抵消重力的作用让你加速

耶鲁公开课 - 基础物理课程节选

You are pushing down with the weight mg, and the floor has got to be pushing up with the mg, because the spring is not going anywhere.

你向下的作用力是重力 mg,然后地面向上的支持力也是 mg,因为弹簧现在根本没动

耶鲁公开课 - 基础物理课程节选

It is all three of Cunningham's New Yorks that spring to mind when looking out over lower Manhattan from the floor-to-ceiling windows at the Bowery Hotel.

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Pithy Spanish guitar riffs and flirtatious violin notes erupt to accompany the rhythm, and gauchos (Argentinean cowboys) draped in regional red and black ponchos spring from their chairs to dance, the clack of their boots on the wooden floor echoing around the surrounding multi-coloured canyons.

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