A.0.05~0.07mg/L
B.0.7~1.0mg/L
C.0.5mg/L
D.1.5mg/L
E.0.04~0.06mg/L
[单选题]我国饮水中氟化物的标准是( )A.0.05~0.07mg/LB.0.7~1.0mg/TC.0.5mg/LD.1.5mg/LE.0.04~0.06mg/L
[单选题]我国饮水中氟化物的标准是()A . 0.05~0.07mg/LB . 0.7~1.0mg/LC . 0.5mg/LD . 1.5mg/LE . 0.04~0.06mg/L
[单选题]我国饮水中氟化物的标准是A.0.05~0.07mg/LB.0.7~1.0mg/LC.0.5mg/LD.1.5mg/LE.0.04~0.06mg/L
[单选题]我国饮用水卫生标准规定,饮水中氟化物的含量不得超过( )。A.0.5mg/LB.1.0mg/LC.1.5mg/LD.2.0mg/LE.2.5mg/L
[单选题]我国饮用水卫生标准中规定饮水中氟化物的含量不得超过A.1.5mg/LB.2.5mg/LC.0.5mg/LD.1.0mg/LE.2.0mg/L
[单选题]我国饮用水卫生标准规定,饮水中氟化物的含量不得超过( )。A.1.5mg/LB.2.0mg/LC.1.0mg/LD.0.5mg/LE.2.5mg/L
[单选题]我国饮用水卫生标准规定饮水中氟化物的含量不得超过A.0.5mg/LB.0.8mg/LC.1.0mg/LD.1.2mg/LE.2.0mg/L
[单选题]我国饮用水卫生标准规定,饮水中氟化物的含量不得超过( )。A.0.5mg/LB.1.0mg/LC.1.5mg/LD.2.0mg/LE.2.5mg/L
[单选题]我国饮用水卫生标准规定,饮水中氟化物的含量不得超过( )。A.1.5mg/LB.2.0mg/LC.1.0mg/LD.0.5mg/LE.2.5mg/L
[单选题]我国饮用水卫生标准规定,饮水中氟化物的含量不得超过()。A.2.0mg/LB.0.5mg/LC.1.5mg/LD.1.0mg/LE.2.5mg/L