Geologically, the rock mass of the Mogao Grottoes is semi-binder calcirudite of the quaternary sediment of very loose structure.

莫高窟岩体在地质学上属第四纪沙泥质、钙质半砾岩，构十分松散。

Cold production has been successfully applied to the heavy oil recovery in uncemented sandstones taking as a new production technology.

冷采作为一种新的采油工艺,已成功地用于未砂岩中的稠油开采。

Grainstones are the main part of the section, among which the oolites, intraclast limestones and most bioclast limestones are cemented by sparry calcite.

颗岩在剖面中占绝大多数，其中，岩、内碎屑岩和多数生碎屑岩均为亮晶方解。

Moreover, two types of cements of limnic calcite and limnic dolomite and hydrothermal dolomite of reburial period are included in the karst rocks.

岩溶岩中发育有淡水方解和淡水白云2种类型，以及再埋藏期沉淀的热液异形白云。

The results indicated that the polyhydrate binding material can produce higher binding strength under lower dosage compared with the ordinary cement, so it is applied to cement total gold tailings.

果表明，高水单浆料与水泥相比具有用量少、试块早期强度高的特点，适用于金矿全尾。

This rock contained chalcedonic cement before it underwent diagenesis, a process where low temperatures and low pressures alter the content of sediments before they finally lithify, or turn into rock.

在它经历成岩作用之前，它含有燧质的成分。成岩作用过程中，低温抵压改变了沉积的成分，而后固成岩。

A series of laboratory cementing experiments on the total tailings from a gold mine in Shandong Province were conducted by use of ordinary cement and polyhydrate material as binding materials.

摘要分别采用普通水泥和高水单浆料为材料对山东某金矿全尾矿进行了对比试验。