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计量单位
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计量单位
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工学
计量单位
释
measurement unit
计量单位
用于表示与其相比较的同种量的大小的约定定义和采用的特定量。任何其他同类量可与其比较使两个量之比用一个数表示。又称测量单位,简称单位。
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occupational health and occupational medicine
Occupational Health and Safety Assessment Series 18000
occupational health examination
occupational health for all
occupational health management in construction project
occupational health monitoring on plateau railway
occupational health of female worker
occupational health prevention technology
occupational health psychology
occupational health risk assessment
occupational health service
occupational health supervision
occupational health supervision and management
occupational health surveillance
occupational health technical service agency
occupational health technology and protection
occupational health “three at a time”
occupational hepatic angiosarcoma
occupational history
occupational hygiene law
occupational identity
occupational infectious skin diseases
occupational infertility
occupational injury
occupational injury prevention
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