肝局灶性结节增生中心纤维瘢痕含有的成分是()
A.血管、胆管和炎症细胞
B.纤维组织和肿瘤细胞
C.纤维组织和胆管
D.肝动脉和门静脉
E.脂肪组织和肿瘤组织
参考答案:A
In project management, a ( )is a list of a project’s milestones, activities, and deliverables, usually with intended start and finish date. Those items are often estimated in terms of resource allocation, budget and duration, linked by dependencies and scheduled events.
A. schedule
B. WBS
C. SOW
D. charter
大气腐蚀按照暴露在大气中金属表面的潮湿程度可分为潮大气腐蚀、湿大气腐蚀和()。
A.干大气腐蚀
B.工业大气腐蚀
C.海洋大气腐蚀
D.乡村大气腐蚀