对缓冲器油针截面尺寸优化，缩短了缓冲器行程，提高了缓冲器效率，降低了缓冲器重量。
Meanwhile, an size optimization on the pin cross-section of absorber is performed, which shortened the absorber extent, improved its performance and reduced its weight.
对缓冲器油针截面尺寸优化，缩短了缓冲器行程，提高了缓冲器效率，降低了缓冲器重量。
Meanwhile, an size optimization on the pin cross-section of absorber is performed, which shortened the absorber extent, improved its performance and reduced its weight.
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