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铍污染
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铍污染
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铍污染
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pollution by beryllium
铍污染
人类生活和生产活动中排放的铍及其化合物进入环境并超过环境质量标准限值或造成生物生态危害影响的现象。
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effective problem
effective procedure
effective process
effective properties of composites
effective property
Effective Public Relations
effective pulse width
effective radiation
effective radius
effective radius of gas pressure regulator station
effective range
effective rate of protection
effective reading distance
effective receiving area
effective reflecting area
effective refractive index
effective refractory period
effective resource usage management
effective scattering cross section
effective scattering cross-section
effective scattering layer
effective search width
effective set
effective soil fertility
effective source rock
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