É¢ÈÈ·çÉȵÄÔËת¶¼»á²úÉúÔëÒôÕë¶ÔÕâ¸öÎÊÌâÄãÁ˽âÇå³þÁËÂð
É¢ÈÈ·çÉȵÄÔëÒô´óСÔںܶàÓû§µÄÐÄÖУ¬ÎÞÂÛÔËתʲôÑùµÄÉ¢ÈÈ·çÉȶ¼»á²úÉúÔëÒô£¬ÔÚ0~40dBAÖ®¼äÊÇÈËÃÇ¿ÉÒÔÔÊÐíµÄÔëÒô·¶Î§£¬Ö»ÐèÔëÒôËæ×ÅÉ¢ÈÈ·çÉȵÄÔËתʱ¼äµÄ±ä³¤¶øÔö¼Ó£¬¾ÍÄܹ»ÔÚ·çÉȵÄÔËÓÃÖмõÉÙÔëÒô£¬Æð³õÑ¡¶¨É¢ÈÈ·çÉÈʱ¡£??ÔÚÂú×ãÉ¢ÈȵÄ×´¿öÏ£¬¾¡Á¿Ñ¡ÔñתËٵ͡¢³ß´ç´óµÄ·çÉÈ£¬ÆÕͨתËٵ͡¢³ß´ç´óµÄ·çÉÈÓë¸ßתËÙСµÄ·çÉÈÏà±È£¬±£ËÍÏà¡¡
²é¿´ÏêÇé