硬角膜接触镜与角膜之间由泪液填充,如曲率半经增大,泪液层就会有负球镜作用()
参考答案:对
As a result of the earthquake, two-thirds of the buildings in the area _____. [ ]
A. need repairing
B. needs repairing
C. needs to be repaired
D. need to repair
关于处方的正确描述有
A.执业医师或执业助理医师为患者诊断、预防或治疗疾病而开具的用药指令
B.药学技术人员为患者调剂配发药品的凭据
C.处方开具者与处方调配者之间的书面依据
D.处方应至少保存半年以便为法院提供证据
E.药品消耗及药品经济收入结账的凭据