DQSW2-2CT-DN125,DQSW2-3CT-DN125,DQSW2-5CT-DN125,
DQSW2-1AT-DN150,DQSW2-2BT-DN150,DQSW2-3GT-DN150,DQSW2-4CT-DN150,
DQSW2-2AT-DN150,DQSW2-3BT-DN150,DQSW2-4GT-DN150,
DQSW2-3AT-DN150,DQSW2-4AT-DN150,DQSW2-5AT-DN150,DQSW2-1BT-DN150,
DQSW2-4BT-DN150,DQSW2-5BT-DN150,
DQSW2-1GT-DN150,DQSW2-2GT-DN150,DQSW2-5GT-DN150,DQSW2-1CT-DN150,
DQSW2-2CT-DN150,DQSW2-3CT-DN150,DQSW2-5CT-DN150,
DQSW2-1AT-DN175,DQSW2-2BT-DN175,CCLAIR,DQSW2-3GT-DN175,DQSW2-4CT-DN175,
DQSW2-2AT-DN175,DQSW2-3BT-DN175,DQSW2-4GT-DN175,
DQSW2-3AT-DN175,DQSW2-4AT-DN175,DQSW2-5AT-DN175,DQSW2-1BT-DN175,
DQSW2-4BT-DN175,DQSW2-5BT-DN175,
DQSW2-1GT-DN175,DQSW2-2GT-DN175,DQSW2-5GT-DN175,DQSW2-1CT-DN175,
DQSW2-2CT-DN175,DQSW2-3CT-DN175,DQSW2-5CT-DN175,
DQSW2-1AT-DN200,DQSW2-2BT-DN200,DQSW2-3GT-DN200,DQSW2-4CT-DN200,
DQSW2-2AT-DN200,DQSW2-3BT-DN200,DQSW2-4GT-DN200,
DQSW2-3AT-DN200,DQSW2-4AT-DN200,DQSW2-5AT-DN200,DQSW2-1BT-DN200,
DQSW2-4BT-DN200,DQSW2-5BT-DN200,
DQSW2-1GT-DN200,DQSW2-2GT-DN200,DQSW2-5GT-DN200,DQSW2-1CT-DN200,
DQSW2-2CT-DN200,DQSW2-3CT-DN200,DQSW2-5CT-DN200,
DQSW2-1AT-DN250,DQSW2-2BT-DN250,DQSW2-3GT-DN250,DQSW2-4CT-DN250,
DQSW2-2AT-DN250,DQSW2-3BT-DN250,DQSW2-4GT-DN250,
D671S-10K,D671S-16B,D671S-25C,D671S-40P,D671S-64Q,D671S-10GC,
D671S-25D,D671S-40J,气动PVC蝶阀
D671S-10K-DN50,D671S-16B-DN50,D671S-25C-DN50,D671S-40P-DN50,
D671S-64Q-DN50,D671S-10GC-DN50,D671S-25D-DN50,D671S-40J-DN50,
D671S-16K-DN50,D671S-25K-DN50,D671S-40K-DN50,D671S-64K-DN50,
D671S-10B-DN50,D671S-25B-DN50,D671S-40B-DN50,D671S-64B-DN50,D671S-10C-DN50,
D671S-16C-DN50,D671S-40C-DN50,D671S-64C-DN50,CCLAIR,D671S-10P-DN50,
D671S-16P-DN50,D671S-25P-DN50,D671S-64P-DN50,D671S-10G-DN50,D671S-16G-DN50,
D671S-25G-DN50,D671S-40G-DN50,D671S-64G-DN50,D671S-10W-DN50,CCLAIR-DN50,