川仪西门子PDS433差压变送器 PDS433H-1DS0-A1DA PDS433H-1ES0-A1DA PDS433H-1FS0-A1DA PDS433H-1GS0-A1DA PDS433H-1HS0-A1DA PDS433H-2DS0-A1DA PDS433H-2ES0-A1DA PDS433H-2FS0-A1DA PDS433H-2GS0-A1DA PDS433H-2HS0-A1DA PDS433H-1DS0-A1NA PDS433H-1ES0-A1NA PDS433H-1FS0-A1NA PDS433H-1GS0-A1NA PDS433H-1HS0-A1NA 联系电话:丁维兵 电话:0513-68612189 传真:0513-68612186 邮箱:63594048@