详细说明：DSHG,S-DSHG电液换向阀详细说明：DSHG-03-2C,电液换向阀DSHG-03-2N,DSHG-03-2B,S-DSHG-04-2-2C,S-DSHG-04-2-2N,S-DSHG-04-2-2B,S-DSHG-06-3H,S-DSHG-06-2N,S-DSHG-06-2B,电液换向阀S-DSHG-06-3H,S-DSHG-10-2C,S-DSHG-10-2N,S-DSHG-10-3H)