实验发现，理想的数量是在两分半钟之内让受试者醒来。
The tests found that the ideal amount woke subjects within two and a half minutes.
合理的选用支撑的数量和布置方式可以达到比较理想的减震效果。
Support a reasonable choice of the number and layout can achieve more satisfactory damping effect.
合理的选用支撑的数量和布置方式可以达到比较理想的减震效果。
Support a reasonable choice of the number and layout can achieve more satisfactory damping effect.
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