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The differences of rock mass's mechanical properties in parallel and vertical directions of bedding plane are analyzed too.

分析了沉积岩体沿层面方向和垂直层面方向岩体力学性质的差异性。

Thirdly, surrounding rock deformation and failure process of layered rock mass in high geo-stress was reappeared through the physical models with different dip angle of rock stratum, and the stress change and failure discipline in the direction of vertical to bedding plane was definitely determined.

根据共和隧道砂质页岩的力学性质,运用相似理论,构筑不同倾角层状岩体的物理模型,研究了高应力条件下层状岩体围岩应力变化及变形破坏过程特征,确定了层状岩体在垂直于层面方向上围岩应力变化规律及破坏形态,揭示了深埋隧道层状岩体的破坏机理;物理模型实验研究得到的围岩应力变化规律及破坏特征与数值模拟分析的结果基本一致,同时也验证了横观各向同性弹塑性本构模型的正确性。

Correlation of drillability anisotropy index of the roller cone bit and PDC bit, the difference between drillability of the roller cone bit in perpendicular and horizontal directions of the bedding plane with the P-wave velocity anisotropy coefficient are studied respectively by means of mathematical statistics. A mathematical model is established for predicting drillability anisotropy index by using P-wave velocity anisotropy coefficient.

用数理统计方法研究分析了牙轮钻头岩石可钻性各向异性指数、牙轮钻头垂直于和平行于地层层面方向岩石可钻性差值和PDC钻头岩石可钻性各向异性指数与纵波波速各向异性系数的相关关系,建立了用纵波波速各向异性系数评价地层可钻性各向异性的模型。

Based on the structure of tuna long-line fishing gear and production practice,the author analyzed the vertical moving activity of two tunas: Thunnus obesus, bigeye tuna and Thunnus albacares, yellowfin tuna, and the catching efficiency of hooks of fishing gear.

本文从金枪鱼延绳钓渔具的结构及渔获效果入手,分析了大眼金枪鱼和黄鳍金枪鱼的垂直分布及该延绳钓渔具不同位置钓钩的渔获效率,据以对钓具的性能做出初步评价,并提出了改进的建议。

The sediment samples were collected from Eastern Rushan Bay in Aug. 2003. The horizontal and vertical distributions of different nitrogen forms were investigated. The relationship between the distribution of different forms and bivalve culture was discussed.

对2003年8月在乳山湾东流区采集的沉积物样品中不同形态N的平面和垂直分布特征进行分析,探讨了这些N的形态分布与贝类养殖之间的关系。

The study is carried out that the comparison of fine root production, decomposition and distribution along with Korean pine and broad-leaved climax forest succession; the fine root contribution to the belowground C and N storage along with Korean pine and broad-leaved climax forest succession; and the comparison of belowground C and N storage among the Korean pine and broad-leaved climax forest, three dark-conifer forests, a betula ermanii forest along altitude.

研究内容包括:原始阔叶红松林及其不同演替阶段的次生林中细根的生长和周转、分解与分布的特征,阐明在不同演替阶段细根的变化;原始阔叶红松林及其不同演替阶段的次生林中细根对根系、土壤和林地地下的碳、氮贮量的影响,分析在不同演替阶段细根周转对地下碳、氮贮量的贡献;以及对不同垂直海拔高度分布的不同类型的原始森林中细根和根系生物量的变化,及细根对根系、土壤和林地地下碳、氮贮量的贡献进行了研究。

And it was divided into four groups at randomly (n=6),The vertical compression,bending and torsion intensity in without and with reduction of cortical fragment of plate fixated contra side, without and with reduction of cortical fragment of plate fixated sidewere measured.A11 results were analyzed with statistic method.2、animal experiment :The 12 adult goats were divided into two group at randomly,wedged cortical defect with 1 cm of long and conjugate diameter was created in the middle-part of the medial femur and plate was fixed in the defect side and as the experimental side,the other side was control.after operation 4、8、12 weeks,investigation of the fracture healing by means of gross observation,X-ray examination and histology in both sides.

测试各组的垂直压缩、三点弯曲及抗扭转的刚度。2、动物实验:12只健康成年山羊,雌雄不限,体重在20~25kg之间,在同一只羊双侧股骨中段内侧制造楔形骨皮质缺损,分实验组和对照组两组进行钢板内固定并植骨,于术后4、8、12周对实验组及对照组行X线正位片检查,观察骨折愈合过程中不同时间点的影像学特点。于4、8、12周各组处死4只动物行大体标本观察,并取缺损区骨组织行组织学检查。X线检查及组织学检查结果根据LaneX线评分标准及组织学评分标准进行评分。最后采用SPSS13.0进行统计学分析。

The support layer should be continuative and be provided with enough thickness and jerkwater seepage coefficient. The impact lies on the ratio of the seepage coefficient between wall and foundation. 6. Soil slaking deformation and its mechanism are analyzed, and its calculating method is discussed.

介绍了堤防渗透控制的主要内容、垂直防渗和水平防渗的措施;对堤防工程堤基的类型、堤防工程渗流的特点进行了分析,研究和探讨堤基渗透性能的各向异性和堤基表层的薄弱透水覆盖层厚度对渗流场的影响。

Displacement of earth bag during sinking down and specialties of sinking of lead cage. This paper analyzes characters of long tube bag in the same direction and contradictorily.

分析了长管袋在垂直水流方向和顺水流方向抛掷的受力特点,并推出了管袋位移及转角公式。

Based on the radar dense data of convectional cloud on June 12,2004 in Yongdeng county,choosing two similar convectional clouds as seeding and non-seeding cloud,the remarkable changes of radar echo parameters of the seeding cloud compared with the non-seeding cloud were discussed in this paper,and the rain enhancement effect was evaluated primarily with ground observational rainfall data.The results show that many aspects of the seeding cloud,such as precipitation,life characteristic and vertical characteri...

利用2004年6月12日甘肃省永登县雷达观测对流云的加密资料,选取了2次相似对流云过程分别作为目标云和对比云,探讨了目标云作业前后较对比云雷达回波有关参数的显著变化,并结合地面雨量点观测资料对地面人工增雨作业效果进行了初步分析,结果表明:目标云在降水、生命期特征、回波垂直特征参数变化方面,表现出作业前后较对比云存在明显差异,目标云作业40 m in后地面产生0.6 mm降水,而对比云则从新生发展到减弱消散阶段经历较短的时间(30 m in),地面并无降水产生,从而推断本次人工增雨达到了一定的预计效果。

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