色基
参考答案:
是指不溶于水的芳香伯胺,不会与色酚钠盐偶合,在盐酸和亚硝酸钠作用下经重氮化反应,是色基生成色基重氮盐而溶于水,且能与色酚钠盐偶合形成染料色淀。
8:15比的前项加上16,要使比值不变,比的后项应加30.______.
Software architecture reconstruction is an interpretive, interactive, and iterative process including many activities. (1) involves analyzing a system's existing design and implementation artifacts to construct a model of it. The result is used in the following activities to construct a view of the system. The database construction activity converts the (2) contained in the view into a standard format for storage in a database. The (3) activity involves defining and manipulating the information stored in database to reconcile, augment, and establish connections between the elements. Reconstruction consists of two primary activities: (4) and (5). The former provides a mechanism for the user to manipulate architectural elements, and the latter provides facilities for architecture reconstruction.
空白(2)处应选择()
A.actors and usecases
B.processes and data
C.elements and relations
D.schemas and tables