常見例句雙語例句The calcite layer and aragonite layers are multi-scale structure , and a small quantity of organic matrix distributes mainly in their grain boundary.貝殼中的方解石和文石層均呈多級超微結搆，微量的有機質在晶界和晶內呈不連續(xù)分佈。The limestones and sandstones without oil were obviously strong in calcite cementation and grain growing. so they had poor storage property and pore-constructures. and even lost storage capacity.不含油的砂巖和灰?guī)r碳酸鹽膠結和顆粒次生加大作用明顯加強，物性和孔隙結搆差，基本上失去了儲集性。 返回 calcite in grain