我国的生活照明、非工业、普通工业和农业生产的电价均采用()。
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现代知识产权保护制度大大扩充了保护的对象,其保护的对象主要包括()。
A. 邻接权
B. 地理标志权
C. 集成电路布局设计权
D. 未披露的信息专有权
Why should you back up a duplicated tablespace after a TSPITR is complete?()
A. The tablespace cannot be duplicated or restored to any point in time after the duplication.
B. The tablespace cannot be duplicated or restored to the point in time before the duplication.
C. The entire database cannot be restored after a TSPITR, so a backup is required.
D. You cannot bring the tablespace online until its been backed up.
E. There is no requirement to do so, as RMAN will back up the tablespace after the TSPIT
甲状舌管囊肿和瘘开口在()第一对鳃瘘开口在()第二对鳃瘘开口在()第三对鳃瘘开口在()
A. 外耳道
B. 盲孔
C. 扁桃体窝
D. 耳咽管
E. 舌骨下方咽部
转K3型转向架轴箱无裂纹,轴箱弹簧、轴箱纵向定位橡胶块、主磨耗块无裂损,轴箱吊杆无弯曲、裂纹,吊杆固定()
A. 螺栓无松动、折断
B. 螺栓无松动、丢失
C. 螺栓无松动、丢失不超过1条
D. 螺栓松动不超过1条、丢失