“press-in ventilation”的概念、定义、翻译、参考文献-科学参考

单词	press-in ventilation
释义	press-in ventilation Encyclopedia 工学施工通风释 press-in ventilation压入式通风将通风机设置在洞口外，风管的出风口设在掌子面附近，在通风机的作用下，新鲜空气从洞外经通风管路送入掌子面，稀释有害气体和粉尘后，经隧道排出洞外的措施。
随便看	trigonometric function line trigonometric function of a complex variable trigonometric function representation of complex numbers trigonometric identity trigonometric inequality trigonometric integral trigonometric interpolation trigonometric interpolation polynomial trigonometric leveling trigonometric leveling network trigonometric measurement trigonometric moment trigonometric moment problem trigonometric parallax trigonometric polynomial trigonometric power formula trigonometric problem trigonometric product formula trigonometric pseudo-spectral method trigonometric ratio trigonometric regression trigonometric representation trigonometric series trigonometric series formula trigonometric solution

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