Theoretical calculation has shown some advantages in the study of catalytic reactions, thus becoming a complementary tool for experimental catalysis research.
理论计算在研究催化反应过程中表现出一定的优势，并且成为实验研究必要的补充和辅助工具。
In vitro conservation has become the important complementary conservation technique for its advantages of economy, safety and saving room and money.
离体保存安全可靠、占用空间小、节省开支，已成为田间保存的重要补充技术。
Design by Contract has some advantages over unit testing, but the two methods are complementary.
契约式设计比起单元测试有些优势，但是这两种方法是互补的。
The utility model has the advantages of quick mounting, reliability, economy, environment-friendliness and safety, and can utilize complementary solar energy and wind energy to supply electricity.
本实用新型的有益效果是，安装快捷、利用太阳能、风能互补供电，可靠、经济、环保、安全。
The utility model has the advantages of quick mounting, reliability, economy, environment-friendliness and safety, and can utilize complementary solar energy and wind energy to supply electricity.
本实用新型的有益效果是，安装快捷、利用太阳能、风能互补供电，可靠、经济、环保、安全。
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