Biologists have long suspected that mechanical forces may help shape development.

一直以来生物学家都在怀疑，机械效力可以帮助生物形态的发育。

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In addition to type and location of surface texturing, femoral components vary in shape and by material and mechanical properties.

除了假体表面结构类型的位置的变化以外，股骨假体随着其形状和材料力学特性不断改变。

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This produces a fully dense component with the shape of the forging die and appropriate mechanical properties.

这能生产具有锻模形状和合适机械性能的充分致密零件。

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Large mechanical rollers shape pool-cue sized rods of silver, there's the sound of metal being worked, and the smell of gas in the air.

BBC: How tech is transforming jewellery