西门子PDS433差压变送器PDS433H-1DS0-A1DAPDS433H-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:邱园园 15996646690 传真:0513-68612186 邮箱:106830449@qq.com