A.780-820kg/m3 B.790-840kg/m3 C.810-850kg/m3 D.830-870kg/m3
A.凝點(diǎn)B.閃點(diǎn)C.冷濾點(diǎn)D.傾點(diǎn)
A.0.05% B.0.035% C.0.015% D.0.005%