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科学实验证明,当人体处于静止休息状态时,每平方毫米肌肉中只有80条左右的末梢毛细血管开放。而当进行包括步行在内的适度运动时,毛细血管可开放到1000～2000条,这样,供给肌肉组织的
Scientific experiments show that when the body is at rest, only about 80 per square millimeter of muscle in peripheral capillaries open. When performing moderate exercise including walking, the capillaries can be opened up to 1000 to 2000 pieces so that the muscle tissue