丝接异径三通

50×50×32

50×50×25

50×50×40

50×40×50

50×40×40

50×40×32

50×40×25

50×32×40

50×32×32

50×32×25

50×25×50

50×25×40

50×25×32

50×25×25

40×50×50

40×50×40

40×50×32

40×50×25

40×40×50

40×40×32

40×40×25

40×32×40

40×32×32

40×32×25

40×32×50

40×25×50

40×25×40

40×25×32

40×25×25

32×50×50

32×50×25

32×50×40

32×50×32

32×40×50

32×40×40

32×40×25

32×40×32

32×32×50

32×32×40

32×32×25

32×25×50

32×25×32

32×25×40

32×25×25

25×50×40

25×50×32

25×50×25

25×40×50

25×40×40

25×40×32

25×40×25

25×32×50

25×32×40