表示锅炉结水垢能力的水质指标是()。
A.碱度
B.硬度
C.含盐量
D.pH
参考答案:B
---The girl __________ all her savings to the people in the Southwest for the serious drought(旱灾).
---What a donation and what a nice girl!
A.handed out
B.put out
C.sold out
D.gave out
口腔白色念珠菌感染患者,选用哪种漱口剂()
A.含抗生素漱口液
B.含止痛剂漱口液
C.激素制剂漱口液
D.弱酸性漱口液
E.弱碱性漱口液