| 单词 | petrographic |
| 释义 | BETA Examples ofpetrographicDictionary> Examples ofpetrographic petrographicisn’t in the Cambridge Dictionary yet. You can help! Add a definition Nevertheless, due topetrographicsimilarities, we assume that the other eastern ophiolites formed in the same setting. From theCambridge English Corpus All other microtube-containing samples have closely comparablepetrographiccharacteristics. From theCambridge English Corpus The basalts have distinctivepetrographiccharacteristics such as rounded and skeletal olivine phenocrysts with abundant melt inclusions, implying the mixing of two distinct magmas. From theCambridge English Corpus Petrographicanalysis will be conducted to assess the textural effects of impact and to constrain the temperature and pressure conditions within the impacted samples. From theCambridge English Corpus Chapter 7 examines methods for characterizing sediment sources, usingpetrographicand in particular geochemical methods of analysis. From theCambridge English Corpus Afterpetrographicexamination, the freshest 15 samples were selected for whole-rock geochemical analysis. From theCambridge English Corpus Hundreds of specimens of organic-walled acritarchs were discovered inpetrographicthin sections cut parallel to bedding. From theCambridge English Corpus The thin section was also analysed with apetrographicmicroscope using transmitted, reflected and polarized light. From theCambridge English Corpus However,petrographicfeatures cannot be used to distinguish different tuff horizons. From theCambridge English Corpus Field determinations were supplemented bypetrographicanalysis of thin sections. From theCambridge English Corpus Ourpetrographicsurvey does not indicate the presence of such depleted zones around the charnockite patches. From theCambridge English Corpus All three chapters are well-written and well-organized reviews of their subject and illustrated with good qualitypetrographicimages. From theCambridge English Corpus Inpetrographicthin sections cut perpendicular to the bedding, the microfossils appear only as very thin, dark streaks. From theCambridge English Corpus There is a continuouspetrographicrange from essentially anhydrous eclogite to a blueschist metabasite with garnet and sodic amphibole but no omphacite. From theCambridge English Corpus Elemental ratios andpetrographicevidence indicate possible minor crustal contamination of the suite. From theCambridge English Corpus Prior to dating, all samples were examined carefully in thin section under thepetrographicmicroscope. From theCambridge English Corpus A basinal brine origin is consistent with the temperature of precipitation andpetrographicevidence for emplacement under high pressure. From theCambridge English Corpus The interpretation is based on the integration ofpetrographic, isotope and fluid inclusion results. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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