crystal grain

基本解釋

The Feixianguan formation's reservoir lithology included all kinds of grain dolostones and fine-crystal dolostones remaining grain apparition exluding the limestones.
飛仙關(guān)組儲集巖為各種顆粒云巖或具顆粒幻影的細(xì)粉晶云巖，灰?guī)r類儲層欠發(fā)育。
lib.swpu.edu.cn
And this paper deals with heat of hydration and shrinkage in big mass concrete because of utilizing pozzolanic effect and micro-crystal grain effect of superfine slag powder and flyash.
但是大體積混凝土因水化熱在混凝土內(nèi)、外產(chǎn)生的溫差造成的溫差裂縫及大體積混凝土的收縮，一直困擾著大體積混凝土的施工。
The Changxing formation's reservoir lithology included all kinds of grain dolostones and reef dolostones as well as fine-crystal dolostones remaining grain apparition excluding the limestones.
長興組儲集巖為各種顆粒（礁）云巖或具顆?；糜暗募?xì)晶云巖，灰?guī)r類儲層欠發(fā)育。
lib.swpu.edu.cn