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缺氧危险作业安全规程
Safety regulation for working under hazardous condition of the oxygen deficiency
价格:¥0.00
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机械振动 人体暴露于手传振动的测量与评价 第2部分:工作场所测量实用指南
Mechanical vibration.Measurement and evaluation of human exposure to hand-transmitted vibration.Part 2:Practical guidance for measurement at the workplace
价格:¥0.00
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机械振动与冲击 手臂振动 手臂系统为负载时弹性材料振动传递率的测量方法
Mechanical vibration and shock.Hand-arm vibration.Method for measuring the vibration transmissibility of resilient materials when loaded by the hand-arm system
价格:¥0.00
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机械振动与冲击 人体手臂系统驱动点的自由机械阻抗
Mechanical vibration and shock.Free,Mechanical impedance of the human hand-arm system at the driving point
价格:¥0.00
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声学 护听器 第2部分;戴护听器时有效的A计权声压级估算
Acoustics--Hearing protectors--Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn
价格:¥0.00
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手持式机械作业防振要求
Requirements for vibration hazards reduction of hand-held machines at the workplace
价格:¥0.00
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低温作业分级
Classification of works in cold environment
价格:¥0.00
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冷水作业分级
Classification of works in cold water
价格:¥0.00
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医学放射工作人员的放射防护培训规范
Regulation of radiological protection training for the medical radiation workers
价格:¥0.00
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