bi-direction zero-leakage的意思|示意
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双向零泄漏
bi-direction zero-leakage的网络常见释义
双向零泄漏 ...双向零泄漏;离心压缩机 [gap=775]Keywords: hydrodynamic lubrication non-contacting mechanical seal; bi-direction zero-leakage; centrifugal compressor ...