单元测试阶段结构覆盖测试往往要求语句覆盖率和分支覆盖率均达到100%。
In the unit test stage, it is often required that sentence coverage rate and branch coverage rate all up to 100% in the structure coverage test.
面向商业的最常用的COBOL语言要求语句类似于简短的英语句子（图7.5）。 收藏。
The most popular business-oriented language, COBOL, calls fir statements that resemble brief English-language sentences (Fig. 7. 5)
不需要根据ID等唯一标识符去查找，只要一条sql语句要求返回所有的患者。
Instead of finding by a unique identifier like id, an SQL statement requests that all patients be returned.
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