It is based on utilizing reopening tests of the preexisting fissures in borehole.
提出了利用钻孔中原生裂隙的重张试验，在单钻孔中进行水压致裂法的三维地应力测量的原理和方法。
Effectiveness of thermochemical sulfate reduction on oil and gas industry—a H_2S formation accelerating development of the secondary pores in reservoirs;
TSR(H_2S)对石油天然气工业的积极性研究——H_2S的形成过程促进储层次生孔隙的发育
Distribution and genesis of secondary pores in Tertiary clastic reservoir in Southwestern Qaidam Basin;
柴西南地区第三系碎屑岩储集层次生孔隙分布及成因
Genesis of heterogeneity of secondary pores in deep reservoir of Jiangling Depression;
江陵凹陷深层储层次生孔隙非均质性成因
Determination of three-dimensional geostress by hydraulic tests on preexisting fractures
原生裂隙水压致裂法三维地应力测量研究
The pore spaces are completely dominated by primary porosity and pores, vogs and fractures with secondary origination.
孔隙空间主要是原生孔隙及由次生原因形成的孔隙和裂缝。
Patched up friendship seldom Becomes whole again.
友谊生裂隙，弥补嗟何及。
Porosity may be classified according to the mode of origins (1) original and (2) induced.
按其原始形态，孔隙度可分为原生孔隙度和次生孔隙度。
A crack, crevice, or split.
裂缝裂隙、缺口或裂缝
Experiment Study on the Damage of Fracture Mine Rock in the Process of Microbe Leaching;
微生物浸出过程中裂隙岩块损伤试验研究
Samsara of Fate & Secret Anguish in Life:--Interpretation of the Narrative Crack of Crescent Moon;
命运的轮回 生命的隐痛——解读《月牙儿》的叙事裂隙
Gun thin seam mining face fracture management and production safety
薄煤层炮采工作面裂隙管理与安全生产
Influence of initial in-situ stress on blasting-induced cracking zone in tunnel excavation
初始地应力对隧洞开挖爆生裂隙区的影响研究
The way and principle of Gaussian curvature method for forecasting natural fracture zones in coal seam are discussed.
论述了高斯曲率法预测煤层天然裂隙发育区的基本原理和方法。
A FOLLOW-UP STUDY OF LUMBAR DISC HERNIATION CHEMONUCLEOLYSIS WITH COLLAGENASE BY ANTERIOR EPIDURAL SPACE VIA HIATUS SACRALIS
骶裂孔前间隙法胶原酶溶解术治疗腰椎间盘突出症十年随访
A narrow opening, such as a crack or fissure.
裂缝如裂缝或缝隙之类狭窄的裂口
A cranny, hollow, or crevice, as in rock.
裂缝裂痕、中空或裂隙，如在岩石上
"Chink:a narrow opening, such as a crack or fissure."
裂缝:如裂缝或缝隙之类狭窄的裂口.
Original porosity is typified by the intergranular porosity of sandstones and the intercrystalline and politic porosity of some limestones.
原生孔隙度以砂岩粒间孔隙度和某些石灰石的晶体粒间和鲕状孔隙度为代表。
The karst fissure medium can be regarded as dual medium of porosity.
岩溶裂隙介质可视为双重孔隙度介质。
a gaping hole, wound, chasm
很大的洞、 伤口、 裂隙
The inner layer( S3) of secondary wall is absent, the outer( S1+ S2) is wider than normal and the middle layer shows many radial discontinuities.
从径向切面或切向面看，在管胞次生壁上常具有明显的螺纹裂隙。