查询词典 dolomite

The carbonation conversions of calcium acetate and calcium magnesium acetate from the acetification of limestone and dolomite reacting by acetic acid solution were investigated under different conditions during multiple calcination-carbonation cycles.

在不同反应条件下分别研究了石灰石和白云石的醋酸化产物醋酸钙和醋酸钙镁在循环煅烧－碳酸化过程中的碳酸化转化率。

XZM Ultrafine mill is a machine for producing fineness and ultra-powder. It is mainly used for grinding the materials whose hardness is middle and low, moisture below 6%, and Moths hardness should be blow 9 grade and non-explosion and non-flammability, such as: calcite, chalk, limestone, dolomite, kaolin, bentonite, steatite, mica, magnesite, illite, pyrophillite, vermiculite, meerschaum, attapulgite, diatomite, barite, gypsum, alunite, graphite, fluorite, phosphate ore, potassium ore pumice, etc.

XZM 中速微粉磨是一种细粉及超细粉的加工设备，它主要适用于中、低硬度物料的研磨粉碎，如高岭土、石灰石、方解石、滑石、大理石、重晶石、石膏、白垩、白云石、膨润土、云母、菱镁矿、伊利石、叶腊石、蛭石、海泡石、凹凸棒石、累托石、硅藻土、石墨、明矾石、萤石、磷矿石、钾矿石、浮石等湿度小于6％，莫氏硬度在9级以下非易燃易爆的非金属物料。

The present invention is concerned with a method for the extraction of magnesium from magnesium-containing materials such as magnesite, dolomite and silicates materials like serpentine residues, products from the amphibole or pyroxene group.

本发明涉及一种从含镁原料萃取镁的方法，该含镁原料包括菱镁矿、白云石、含镁硅酸盐物质象蛇纹石残渣，来自角闪岩及辉石类的产品。

Locally dolomite and anhydrite are important as cements.

局部地方白云石和硬石膏也是重要的胶结物。

The deep lacustrine facies dolomite exits in the stratum of Paleogene Shahejie Formation in Liaodongwan basin,its distribution is only in the deep sag;the rock characteristic is dolomicrite mainly,and the matter composition gives first place to ankerite .

辽东湾盆地古近系沙河街组产有一套分布仅限于深凹陷内的深湖相白云岩，岩性主要为泥-微晶白云岩，物质组分以铁白云石为主，在深湖相暗色泥岩中呈很薄的夹层产出，累计厚度6~10 m，产出位置明显受区域内辽中凹陷西界的北北东向基底断裂控制。

After superimposition of magmatic mineralization, chert-bearing water-rich carbonates, such as dolomite, ankerite and/or calcite were turned into serpentitite-talcite; greite and pyrite into pyrrhotite.

经过岩浆叠加改造，底部的纹层状含燧石富水高镁碳酸盐岩变为蛇纹石岩；胶黄铁矿、黄铁矿大部分变为磁黄铁矿。

Paragenetic association I are composed of dissolved feldspar, quartz overgrowth and authigenetic kaolinite, This paragenetic association came into being acidic environment; Paragenetic association II include illite、albite、dissolved authigenetic quarze and kaolinite、dolomite、ankerite and ferrocalcite, the paragenetic association formed alkali environment; secondly, outcrop sandstones include paragenetic association III making up of dissolved feldspar、kaolinite、dickite and ironstone too, this paragenetic association came into being ground surface acidic environment.

成岩共生组合I由长石颗粒溶解、次生加大石英和自生高岭石组成，该组合形成于酸性成岩环境；成岩共生组合II由自生伊利石、自生钠长石、自生石英与高岭石溶解、白云石、铁白云石、铁方解石组成，该组合形成于碱性成岩环境；其次，露头砂岩还包括由长石颗粒溶解、高岭石、地开石、褐铁矿组成的第III种成岩共生组合，该组合形成于地表酸性成岩环境。

Similar phenomena were observer for dolomite ,antigorite, LiF and SlO_2 single crystals.

大理石、南阳玉、LiF单晶、SiO_2单晶等暴露于氢气后，亦有类似的现象发生。

Theresults indicated that the aggregates in this experiment are all argillaceous carbonate rockscontained alkali reactive minerals such as chalcedony and dolomite.

结果表明，三种骨料样品均为粘土质碳酸盐，含有玉髓和白云石等碱活性矿物，具备AAR 发生的岩相特征。

Dolomite also occurs in this mode as replacement of limestone along major fractures and betts of enclosed breccia.

沿包围角砾岩的主要裂隙带，以交代石灰岩的方式，也能形成白云石。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。