Experiment and practical use prove that improved cushion has more advantages such as lower weight and better anti-shock performance.
试验和实际应用证明，改进后的缓冲垫具有重量轻、缓冲性能好的优点。
Experiment and practical use prove that improved cushion has more advantages such as lower weight and better anti-shock performance.
试验和实际应用证明，改进后的缓冲垫具有重量轻、缓冲性能好的优点。
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