自从我们从事视听系统工程,我们已经完成了许多企业不计其数的音频和视频系统的安装与调试工作。
Since we engaged in audio and visual engineering for many years, we have completed numerous installation and commissioning and tuning works.
自从我们从事视听系统工程,我们已经完成了许多企业不计其数的音频和视频系统的安装与调试工作。
Since we engaged in audio and visual engineering for many years, we have completed numerous installation and commissioning and tuning works.
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