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dolomite
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白云石
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详细解释：
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以下为句子列表：
英文: Based on the ground outcrops and drilling core samples, and two-dimensional seismic data in this paper, through a comprehensive evaluation and research of the reservoir characteristics, the authors clarifies that the dolomite of the Upper Sinian Dengying
中文: 以地表露头、钻井资料及二维地震资料为基础，通过储层特征综合评价研究，认为上震旦统灯影组白云岩、下志留统石牛栏组颗粒灰岩为区内的主要储集岩，沉积相、岩溶作用及裂缝发育程度为储层发育的主控因素。
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英文: Experiments show the optimum content of pyrophyllite and dolomite is 30%; in contrast to original bond, the refractory point of bond is reduced by 55℃, the average coefficient of thermal expansion is reduced by 30% and flexural strength and shock strength
中文: 通过实验发现：叶蜡石和白云石最佳含量为30%，与原结合剂相比，结合剂耐火度降低了55℃，平均热膨胀系数降低了30%，磨具抗折强度提高了27%，磨具抗冲击强度提高了22%。
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英文: However, the authors discovered recently that the top and bottom surfaces of the Loushanguan Formation are palaeokarst unconformity interfaces, and there are a lot of interbeds of granular (oolite, pisolite and oncolite) dolomite and algae-mat dolomite, e
中文: 但笔者新近研究发现，其顶、底均为古岩溶不整合面，并有大量颗粒(鲕、豆、核形石)白云岩和藻纹层白云岩夹层，还有许多鸟眼构造、叠层石构造、交错层理、帐蓬构造存在。
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英文: Lacustrine dolomite reservoir in the hinterland of Biyang Sag is mainly distributed at No.2 and No.3 sections of Hetaoyuan with its development controlled mainly by the lithology diagenesis and noselike structure.
中文: 泌阳凹陷腹部湖相白云岩油层主要分布在核二3和核三2段,其发育程度主要受岩性、成岩作用和鼻状构造控制。
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英文: Selecting natural dolomite as raw materials, the authors made a new kind of pearl nuclei through mechanic grinding and surface treatment.
中文: 摘要筛选天然白云岩为原料，采用机械磨削和表面处理等工艺，制成新型珠核。
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