具备棚内操作条件的机械，均应设置封闭严密、隔音效果良好的机械操作棚，避免噪声的扩散。同时为机械操作人员配备隔声、防尘的劳动保护用品。
热心网友
To avoid dispersion of noise, tightly secured and sound-proofed operational enclosures shall be provided for machineries capable of being operated within confined space. Machine operators shall be provided with protective apparatus including ear-muffs and anti-dust aspirators.