“marine environmental background value”的概念、定义、翻译、参考文献-科学参考

单词	marine environmental background value
释义	marine environmental background value Encyclopedia 理学海洋污染释 marine environmental background value海洋环境背景值海洋环境各介质，如海水、沉积物、海洋生物和海面上空大气，在没有受到人为污染影响的情况下，其环境要素的自然含量及环境能量分布的正常值。又称海洋环境本底值。
随便看	portable absolute gravimeter portable analog instrument portable broadband seismograph portable chromatograph portable circuit checker portable computer portable darkroom portable differential optical absorption spectrometer portable energy dispersive X-ray fluorescence analyzer portable fire extinguisher Portable gamma-ray spectrometer portable gamma spectrometer portable gas alarm portable hydrological logging meter portable in situ fluorescence fast detector of water algae portable life support system portable media player portable meridian circle portable operating system portable penetrant test device portable roadway equipment portable sprinkler system portable steel bridge portable steel bridge pier portable surface contamination monitor

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