The device that imaged the dust speck is called an atomic force microscope, which maps the shape of particles in three dimensions by scanning them with a sharp tip at the end of a spring.

拍摄这个尘埃的设备称为原子力显微镜，通过用弹簧末端上的一个细尖扫描尘埃来绘制这个颗粒的三维形状。

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So from this discussion, it should be clear that the cantilever beam frequencies can only shift so far when a spring is considered at the tip of the beam.

那么综上所述，很显然，当在梁的顶部考虑一个弹簧时，悬臂梁的频率仅能迁移这么多。

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The dawn of the day. On the tip of the barley. The frost of spring.

熹微又清晨，盈盈麦尖应尽是，寒霜料峭春。

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For that reason, Financial Finesse will be posting one spring cleaning tip per day on our Facebook and Twitter accounts for the next ten business days.

FORBES: How to Spring Clean Your Finances One Step at a Time

Its three spring-mounted blades are some 10% thinner at the tip than the two blades of its predecessor, SensorExcel.

ECONOMIST: Skinned alive

He winched the tip of the tree all the way down so it made a big spring and then Frankie held on like a Koala bear while Gary cut the rope with a machete.

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