“earthgas nanometal survey”的概念、定义、翻译、参考文献-科学参考

单词	earthgas nanometal survey
释义	earthgas nanometal survey Encyclopedia 理学矿产勘查地球化学释 earthgas nanometal survey地球气纳微金属测量通过系统测量地表土壤气体中金属元素含量，从而发现异常、找寻深部隐伏矿床的地球化学勘查方法的工作。又称地气测量。
随便看	frequency stability criterion frequency stability measurement frequency stabilization frequency stabilized laser frequency standard frequency standards frequency step frequency sweep mode frequency swept laser frequency switching frequency synchronization frequency synthesis frequency synthesized signal generator frequency synthesizer frequency table frequency theorem frequency theory frequency theory of probability frequency thermometer frequency transition frequency upconversion frequency value measurement frequency-varying induced polarization instrument Frequent Asked Questions，FAQ frequent blinking

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