斯特恩－革拉赫实验说明原子系统中电子绕核运动的轨道量子化。
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众正盈朝是指正直的人纷纷被启用。
A. 正确
B. 错误
What are the characteristics of the process of documenting the layers of an existing network? （）
A. begins with gathering organizational input that may be inaccurate
B. begins with gathering organizational input that does not need to be supplemented by a network audit
C. requires a network audit to support some upgrade decisions
D. requires a network audit to support any network restructuring
E. provides reliable input for verifying network consistency
F. does not provide reliable input for designing change
注射剂制备过程中需要在洁净区完成的工序有（）
A. 注射剂的粗滤
B. 注射剂的灌装
C. 安瓿干燥灭菌后的冷却
D. 注射剂的灭菌
E. 注射剂的灯检
诗句：“泥融飞燕子，沙暖睡鸳鸯。”中的鸳鸯在做什么？
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