2~3岁儿童每天氟的适宜和安全摄入量是A.0.1~0.4mg/dB.0.5~1.5mg/dC.1.6~2.6mg/dD.2.7~3.7mg/dE.3.8~4.8mg/d
2~3岁儿童每天氟的适宜和安全摄入量是
A.0.1~0.4mg/d
B.0.5~1.5mg/d
C.1.6~2.6mg/d
D.2.7~3.7mg/d
E.3.8~4.8mg/d
相关考题:
适宜的饮水氟浓度为()。A、低于0.4mg/LB、0.4~0.7mg/LC、0.7~1.0mg/LD、1.2~1.5mg/LE、1.5~2.0mg/L