常見例句The rocks of the Critical Zone can be grouped into two petrologic series. 關(guān)鍵帶的巖石可以分為兩個(gè)巖組。This paper sums up present research situation and advances in oil from coals in organic petrologic point of view. 并從有機(jī)巖石學(xué)觀點(diǎn)出發(fā),對(duì)煤成油的研究現(xiàn)狀和進(jìn)展進(jìn)行了評(píng)述。The coal petrologic automatic analysis is realized mainly by means of random reflectance of vitrinite. 煤巖自動(dòng)分析主要采用鏡質(zhì)組隨機(jī)反射率自動(dòng)測(cè)試技術(shù)來實(shí)現(xiàn)。According to the petrologic characteristics of core at 7 - 25 - 34 well, 9 types of lithofacies (Fsm, Fm, Fl, Sr, Sp, Sh, Sl, St, Ss) are identified. 重點(diǎn)分析了該區(qū)7-25-34取心井段的巖石學(xué)特征,識(shí)別出Fsm,Fm,Fl,Sr,Sp,Sh,Sl,St和Ss共9種類型巖相。A detailed petrologic and mineralogic study and a forming condition calculation have been carried out on the two types of enclaves. 對(duì)這兩類巖石包體進(jìn)行了詳細(xì)的巖石學(xué)和礦物學(xué)研究,并計(jì)算了各類巖石包體的形成條件。In this paper, the petrologic characteristics of the lacustrine limestones are studied in detail on the basis of core observation and outcrop. 本文在實(shí)測(cè)地表剖面和詳細(xì)觀察巖心的基礎(chǔ)上,仔細(xì)研究了此套灰?guī)r的巖石學(xué)特徵。 返回 petrologic