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For many materials, much higher strength can be achieved in()form than in()form.
For many materials, much higher strength can be achieved in()form than in()form.
正确答案:fiber bulk
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The physical properties of composite materials are generally not()(independent of direction of applied force)in nature, but rather are typically()(different depending on the direction of the applied force or load).
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In a lithium-ion battery, lithium ions move from the()to()electrode during discharge, and back when charging.