The concept, theory and implement methods of master document and master structure was studied.
对产品主文档和主结构的概念、原理和实现方法进行研究。
The above analysis shows that in theory, HIV-infected pregnant than easy to implement.
以上分析表明，从理论上讲，艾滋病病毒感染远比怀孕容易实现。
The third part is the theory analysis of implement of the vegetables standardization.
第三部分，蔬菜标准化实施——理论分析。
The third part is the theory analysis of implement of the vegetables standardization.
第三部分，蔬菜标准化实施——理论分析。
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