The shore hardness of materials is based on the rebound height of measuring punch pin, in practices the precision can not easily be ensured.
材料肖氏硬度是以测量冲头的回跳高度为依据，实际的测量精度不易保证。
Verified the seated speed and rebound height, we obtained the seated speed and rebound height of optimal solution were within the allowable range.
对气门的落座速度及反跳高度进行了验证，得出最优方案的速度及反跳高度均在许用范围内。
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