结论企业应加强建立听力保护计划，防止职业性噪声聋的发生。
Conclusion It is necessary to strengthen the control and individual protection to reduce the occurrence and development of hearing loss.
结论企业应加强建立听力保护计划，防止职业性噪声聋的发生。
Conclusion It is necessary to strengthen the control and individual protection to reduce the occurrence and development of hearing loss.
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