科技报告以阐述作者的科学见解为目的，而科技论文则以陈述科研工作的经过与结果为目的。
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Which two statements are true regarding the functionality of the remap command in ASMCMD？（）
A. It repairs blocks that have read disk I/O errors.
B. It checks whether the alias metadata directory and the file directory are linked correctly.
C. It repairs blocks by always reading them from the mirror copy and writing them to the original location.
D. It reads the blocks from a good copy of an ASM mirror and rewrites them to an alternate location on disk if the blocks on the original location cannot be read properly.
胰头癌可表现为（）
A. 胰管串珠状扩大
B. 胰管均匀性增大
C. 胰管不扩大而胆总管、胆囊及肝内胆管扩大
D. 胆总管及胆囊显示不清，而左、右肝内胆管扩大
E. 胆囊肿大
民族乐派的钢琴作曲家强调发展乡间音乐。
A. 正确
B. 错误
岩层受力超过本身强度后，其连续性和完整性遭到破坏而产生破裂变形的构造称为褶皱构造。
A. 正确
B. 错误
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