Yog tias koj ua haujlwm hauv kev lag luam lossis kev tsim kho, koj paub qhov tseem ceeb ntawm kev tswj koj cov khoom siv hydraulic. Ib qho ntawm cov khoom tseem ceeb ntawm lub tshuab hydraulic yog lub twj tso kua mis piston, thiab thaum ua haujlwm rau koj Rexroth A4VG125, muaj cov khoom siv kom raug yog qhov tseem ceeb. Hauv phau ntawv qhia no, peb yuav delve rau hauv t ...
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