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- enlarging borehole in shaft 掏穴井
- The application of die plate in shaft equipment installation is introduced. 介绍了模具盘在井筒装备安装中的具体应用。
- A young boy prepares to drink clean water from a borehole in Harare, Thursday, Dec. 11, 2008. 2008年12月11日,津巴布韦哈拉雷,一名男孩在喝水管中的水。
- The Ordovician graptolite bearing beds have been found from the core of Tadong 2 borehole in the northeastern Tarim Basin, Xinjiang. 塔里木盆地东部塔东2井岩心中新发现了一些奥陶系笔石化石,这些笔石标本呈炭质薄膜状,保存在该井4550。
- Data files of physical reflected surface depth contour and data files of borehole in GMS are interrelated by the point positions. 物性反射层等深线数据文件与GMS中钻孔数据文件通过点的空间坐标相互关联,可高效地构建GMS中地层实体建模所需的虚拟钻孔。
- The essay expatiates the techniques of borehole in surface blasting, and instructs the construction of borehole in surface blasting. 本文阐述了露天深孔爆破的钻孔施工工艺,对露天爆破钻孔有参考和指导作用。
- Two-dimensional (2D) compressional wave propagation from a tunnel or borehole in a rock mass with single joint is a multiple factor-influenced problem. 摘要二维波穿过单节理的问题是一个复杂的多因素影响问题,其透射率影响因素有:节理无量纲刚度、射线角、巷道半径、所在点离巷道中心的径向距离以及岩石力学性能参数。
- The structure,work principle and application of single arm prop in shaft collar construction are introduced. 介绍了单臂支杆的结构、工作原理及在井颈施工中的应用。
- A long period magnetotelluric profile in SW Bohemia, in the western part of the Bohemian Massif, close to the KTB deep borehole in Oberpfalz, Germany, is studied. 在波西米亚块体西南部做了一条长周期电磁剖面,它靠近德国超深钻的位置。
- Abstract: In this paper,designs for foundation pit drainage,concrete pouring as well as side wall form,etc in shaft well construction are discussed. 文摘:介绍了竖井施工中有关基坑排水、混凝土浇筑以及侧壁模板等设计问题。
- Scherer of Northern Illinois University discovered marine microfossils at the base of a borehole in the West Antarctic ice sheet that only form in open marine conditions. Scherer)发现只有在开放的海洋条件下才会出现的海洋微生物化石。
- After adopting crystal seed burning in shaft kiln, the existing LFEF bag filter appeed a serial of abnormal working condition like dew etc. 安徽省东关水泥厂立窑采用晶种煅烧工艺后,原用LFEF装除尘器出罢了结露等一系列不良工况。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- This method can be used not only in shaft roof sketching,but also in prospecting, exploring and structural geology studying. 所阐述的方法,除了对斜井素描可以运用外,可应用于找矿、勘查和构造地质研究。
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- The shear character in the interface between soil and structure in high stress is one of key research in shaft lining fracture theory. 高应力下土与结构接触面剪切特性的研究是当前井壁破裂理论研究的关键之一,本文对高应力作用下的实验仪器和实验过程做了简要的介绍。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- Shoot! The copier is set for enlarging. 糟了!复印机设定在放大。