英语词汇“first arrival”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	first arrival
释义	first arrival first arrival [¦fərst ə′rī·vəl] (engineering) In exploration refraction seismology, the first seismic event recorded on a seismogram; it is noteworthy in that only first arrivals are considered in this usage.
随便看	demonstration camis validation system demonstration car demonstration cities and metropolitan development act of 1966 demonstration compact imaging x-ray spectrometer demonstration (disambiguation) demonstration duty demonstration & evaluation demonstration execution document demonstration fast breeder reactor demonstration fast reactor demonstration flight satellite demonstrationist demonstration model demonstration of advanced radar techniques demonstration of advanced reliability techniques for safety-related computer systems demonstration of advanced solid state ladar demonstration of autonomous rendezvous technology demonstration of dynamic object-oriented requirements system demonstration of higher value demonstration of lower value demonstration of operational readiness demonstration of value demonstration ophthalmoscope demonstration (people) demonstration plan

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