蒸汽用密封耦合仪表D型耐震型朝日仪器工业315-D881X1/-0.1MPA-MV(带校准证书和追溯系统图)
蒸汽用密封耦合仪表D型耐震型朝日仪器工业315-D881X2/-0.1MPA-MV(带校准证书和追溯系统图)