题目内容
亚硝酸钠法滴定盐酸普鲁卡因选用的指示剂是
2021-10-18
A.甲基橙
B.碘化钾-淀粉糊剂
C.酚酞
D.淀粉
E.结晶紫
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='26007' and id < 2182437 and id<>'2182437' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26007' and id > 2182437 and id<>'2182437' order by id asc limit 5