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- Analcite mineral was found from rock specimen of cretaceous system in the Ordos Basin via using micro-analysis. 通過(guò)微觀(guān)分析,在鄂爾多斯盆地白堊系鉆孔巖樣中發(fā)現方沸石類(lèi)礦物。
- A drill bit used for obtaining core samples in concrete or rock formations. 鉆頭被用來(lái)在水泥或巖層獲取巖芯樣品。
- Analcite mineral was found from rock specimen of cretaceous system in the Ordos Basio vis usiog micro-analysis. 摘要通過(guò)微觀(guān)分析，在鄂爾多斯盆地白噩系鉆孔巖樣中發(fā)現方沸石類(lèi)礦物。
- For moderate JI, lower strength and the behavior of jointed rock specimen are mainly governed by joint. 當節理傾角適中時(shí)，節理巖樣的峰值強度較低，巖樣的行為受控于節理。
- Wind tunnel experiments show that a rock specimen the size of a goose egg will have its better part blown off in 3 minutes in a wind blowing at a velocity of 20 m/s. 風(fēng)洞實(shí)驗表明，鵝蛋大的巖石樣塊在每秒20米的風(fēng)速下，3分鐘便被吹掉一大半。
- With the abasing of the stratum static load, the bulk of the core sample come into expansion. 鉆井巖樣由于地層靜壓力的降低而導致總體積發(fā)生膨脹。
- Peak strength, mechanical behavior, and pattern of shear band (SB) of anisotropic jointed rock specimen were modeled by FLAC. 摘要采用FLAC模擬了節理傾角對各向異性巖樣峰值強度、力學(xué)行為及剪切帶圖案的影響。
- Finally, the wettability index, WR, for each core sample was determined from the area under this curve. 根據該曲線(xiàn)的下包面積，求出每一巖樣的潤濕指數(WR)。
- For lower or higher JI, the peak strength of jointed rock specimen is higher and the strain-softening behavior is apparent. 當節理傾角較高或較低時(shí)，可觀(guān)測到應變軟化行為。
- Non-uniform shear dilatancy of rock specimen due to plastic shear strain localization is analyzed considering strain gradient effect. 摘要采用梯度塑性理論，對巖樣剪應變局部化引起的擴容進(jìn)行了理論分析。
- Squalene was identified in the core sample, which showed that biological methane synthesizing and bacteria function occurred in this area. 同時(shí)，多環(huán)芳烴中菲系列成熟度參數的分布反映了該區沉積物成熟度較高。
- In this paper, the attenuation phenomenon of stress wave transmitted through a fractured rock specimen has been studied by the method of the Split-Hopkinson bar. 本文用 Split-Hopkinson 壓力桿裝置研究了應力波通過(guò)破裂巖石試件的衰減現象。
- There are rock core samples from 1,200 boreholes, plus time-lapse seismic analysis and borehole logging. 有來(lái)自1200個(gè)地鑿洞中的巖石核心樣本,加上延時(shí)地震分析和地鑿洞記錄。
- Analcite mineral was found from rock specimen of cretaceous system in the Ordos Basin via using micro-analysis.Analcite was used to remove sulphate after processing and purifying. 通過(guò)微觀(guān)分析,在鄂爾多斯盆地白堊系鉆孔巖樣中發(fā)現方沸石類(lèi)礦物。
- Determination of zinc from zincic core sample was studied by flame atomic absorption spectrophotometry. Result showed that the method was sensitive, simple, quick and stable. 采用原子吸收分光光度法對測定鋅精礦中的鋅含量進(jìn)行了研究。通過(guò)實(shí)驗,證明該方法干擾少,操作簡(jiǎn)便,結果準確可靠,適用于高含量鋅分析。
- Strain localization and macroscopically mechanical behaviors of rock specimen with and without material imperfection in plane strain compression were modeled numerically by FLAC. 在平面應變壓縮條件下,采用拉格朗日元法研究了材料缺陷對巖樣應變局部化及宏觀(guān)力學(xué)行為的影響。
- In the core normalization,the logging curves are interpolated with this technique so that the vertical resolution of the logging curves is identical with core sample size. 在巖心歸位中,用該方法對測井曲線(xiàn)作插值處理,使測井曲線(xiàn)的縱向分辨率與采樣巖心尺寸一致,然后進(jìn)行相關(guān)分析。
- The numerical rock specimen with initially random material imperfections can better model the actual failure process of rock material, while the homogeneous specimen cannot. 含缺陷試樣可以較好地模擬巖石類(lèi)材料的真實(shí)破壞過(guò)程，均質(zhì)試樣（不包含任何缺陷）則不然。
- The second method uses full-diameter core samples in length of 1-1.5 ft. 第二種方法是利用外徑為1-1.;5英尺巖芯樣品。
- A water sensitivity experiment is made by using a freeze core sample and a compacted sample from a unconsolidated oil sand in 3 unconsolidated sandstone reservoirs A,B and C in Bohai Region. 利用渤海地區的A,B,C三個(gè)疏松砂巖油藏的冷凍取心巖樣及松散油砂的壓實(shí)巖樣進(jìn)行了水敏性試驗研究。
