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问题 单项选择题 A1/A2型题

儿童的生长塑形能力很强，8岁以下的儿童前臂双骨折，多少度以内的成角畸形可自行矫正（）。

A.5°

B.10°

C.15°

D.20°

E.25°

答案

参考答案：D

解析：

对于8岁以下的儿童前臂双骨折，20°以内的成角畸形可自行矫正。

判断题

理论交点的位置由齿面和轴线的夹角决定。
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单项选择题 共用题干题

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（3）处应选择（）

A.database normalization

B.schema definition

C.database optimization

D.view fusion
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