2965| 5
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全自動背壓閥 |
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點評
我決定這應(yīng)該用比例液壓控制,比如比例溢流閥,用電信號控制比例溢流閥的電磁鐵,進(jìn)而控制溢流閥的開口量,控制溢流閥(這里作為背壓閥)的進(jìn)口壓力,進(jìn)而控制背壓的大小
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