急需几本液压方面的英文教材,恳请大家帮忙 8 z; k. g6 c7 n2 H0 L' T1. Fluid Power with Applications 7th ed. by Anthony Esposito 1 h# N* B* o, l8 I2. Hydraulic control systems by Herbert E Merritt 或Noah Manring ' l3 P C+ U/ K3. Fluid power circuits and control by Jons Cundiff* S: E# u* t: ^" f* V