It is also improved M and NS genes by a site mutation and a gene deletion method.

通过点变异和基因删除方法对M和NS基因进行改进；

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The Contrast pedagogy in Chinese teaching of middle school can have been through these specific methods: tabulating method, expand method, make mistakes, method, deletion method. etc.

中学语文教学中的比较法教学可通过列表法、扩展法、出错法、删除法等具体方法进行。

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The deletion method is as follows: in the "bookshelf" page, click on the Settings button in the upper right corner (the gear icon), click on the "Delete magazine" button, the follow the prompts given.

删除方法如下：在“书架”页面，点击右上角的设置按钮(齿轮图标)，点击“删除杂志”按钮，根据提示操作即可。

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