Two central approaches are used to satisfy the educational needs of such children: acceleration and enrichment.
两种主要途径用以满足此类孩子的教育需求：跳级和丰富教学。
The vibrating acceleration on the ground is strongest over the tunnel, and weakens gradually in the lateral directions. It is amplified at a certain distance away from tunnel central line.
地表振动加速度在隧道正上方强度最大，往两侧逐渐减弱，而在离开隧道轴线一定距离部位出现了一加强区。
The vibrating acceleration on the ground is strongest over the tunnel, and weakens gradually in the lateral directions. It is amplified at a certain distance away from tunnel central line.
地表振动加速度在隧道正上方强度最大，往两侧逐渐减弱，而在离开隧道轴线一定距离部位出现了一加强区。
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