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标题: BS ISO 11204:2010 [打印本页]

作者: ir_71 时间: 2014-4-16 01:20:30 标题: BS ISO 11204:2010

BS ISO 11204:2010
Acoustics — Noise emitted by machinery and equipment — Determination of emission sound pressure levels at a work station and at other specified positions applying accurate environmental corrections

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作者: 2013 时间: 2014-4-16 23:44:47

谢谢分享！！！！！！！！！！！！！！

作者: admin 时间: 2014-4-17 19:31:40

谢谢您的分享，金币已奖励！

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