grammar

The carrier of combination of forms of printed character is the calligraphy text, it mainly means the calligraphy text of Chinese character.

字体组合的载体是书法文本，这里的书法文本主要是汉字书法文本，将汉字纳入论文的预备环节是必不可少的。

Methods: The nursing adverse events were analyzed using root cause analysis method.

为探讨根本原因分析在护理安全管理中的作用,应用根本原因分析法分析护理不良事件。