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环境安全化学计量
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环境安全化学计量
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chemical metrology for environmental safety
环境安全化学计量
通过建立环境安全测量中各化学量的量值溯源手段及保证措施,保证环境安全监测结果的可比性和有效性,促进环境监测工作标准化和规范化,并为环境安全评价、国家相关法律法规和标准制修订提供有效的技术支持的活动。
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social insurance for employees
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social insurance fund
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social insurance fund management
social insurance fund management model
social insurance law
Social Insurance Law of the People's Republic of China
social insurance management
social insurance management model
social insurance premiums
social insurance registration
social insurance relationship
Social insurance service management
social insurance statistics
social insurance subsidy
social insurance supervision
social integration
social intelligence
social interaction
social interaction integration
social interdependence theory
social investigation method
socialism of the 21st century
socialism with Chinese characteristics enters the new era
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