另外，还预期对规范的级别进行升级，做一些小幅度的改进。

In addition, there is also the expected upgrades in specification levels with minor enhancements.

youdao

另外，还预期对规范的级别进行升级，做一些小幅度的改进。

In addition, there is also the expected upgrades in specification levels with minor enhancements.

youdao