A.1
B.2
C.3
D.4
[单选题]亚硝酸盐的致死量是()g。A .1B .2C .3D .4
[单选题]PHICH包含( )个REG。A.1B.2C.3D.4
[主观题]亚硝酸盐的中毒剂量是()克。A.0.3~ 0.5B.0.4~ 0.6C.0.5~ 0.7D.0.6~0.8
[单选题]亚硝酸盐的中毒剂量是()克。A .0.3~0.5B .0.4~0.6C .0.5~0.7D .0.6~0.8
[单选题]亚硝酸盐的中毒剂量和致死剂量为()。A . 0.4-0.6g,3gB . 0.3-0.5g,3gC . 0.3-0.5g,1gD . 0.1-0.3g,1g