查询词典 drilling

When boats are being worked at the drilling rig, they may be close to the production platforms and close liaison between the vessels transporting personnel to the PT and the vessel at the drilling rig is must be maintained.

改：在钻机附近进行船只作业时，船可能会靠近生产平台，此时，必须在输送人员至PT的船与钻机旁的船之间保持联络。

According to mechanical analysis of subsea wellhead for deepwater drilling, a comprehensive stability analysis method is established. The marine environmental loading, drilling vessel or platform drifting, riser mechanical behavior, nonlinear behavior between casing string and formations are considered. Case analysis shows, the lateral displacement and bending moment of wellhead increases along with riser top tension ratios and current velocities.

根据深水钻井水下井口系统整体受力分析，建立了井口力学稳定性分析方法，该方法综合考虑了海洋环境载荷、钻井船或平台漂移、隔水管力学性能、套管柱与地层之间的非线性响应等因素的影响，可以实现井口力学性能分析。

COSCO Shipyard built ship models including: series 5000 barking space PCTC, 30,000 tons of Series Heavy Lift Multi-Purpose ships, 57,000 tons of series bulk carrier, 80,000 tons of bulk carriers, bulk carriers, and 92,500 tons carriers; marine project including: the world's first drilling production storage oil vessel, cylindrical rigs, self-drilling platform, semi-submersible offshore oil platforms.

n 中远船务目前建造的船型包括：5000车位汽车滚装船系列、3万吨重吊多用途船系列、5.7万吨散货船系列、8万吨散货船、9.25万吨散货船等。在建海洋工程项目包括：世界首艘钻井生产储油船、圆筒形钻井平台、自升式钻井平台和半潜式钻井平台等。

It is also the developing direction of drilling technique and drilling equipment in China.

这亦是发展方向钻井技术和钻井设备在中国。

This experiment provides an optional holelocation for the scientific drilling, and reveals that there are deeply buried rutilecontaining eclogite bodies existing beneath the drilling site.

同时，主辅线反射地震法调查提供了一个后备孔位，它是将来扩大矿区储量的首选勘探孔位。

To prevent marine environment pollution resulting from offshore oil exploitation, besides the formulation by offshore oilfields of the Crash Program to Combat Oil Spills During Offshore Oil Exploration and Exploitation, oil-polluted water treatment equipment has been installed on all drilling platforms, engine-room oil-water separators have also been installed aboard all drilling ships, and oil barriers, chemical de-oiling agents and spill recovery ships provided in all China's offshore oilfields.

为了防止海上石油开发对海洋环境的污染，采油平台全部配备了含油污水处理装置，钻井船舶全部配备了机舱油水分离装置，各油田都配备了围油栏、化学消油剂，以及溢油回收船。海上油田还制定了《海洋石油勘探开发溢油应急计划》。

In view of the rheological property of the heavy oil in Bo-hai field, this paper deduces the multilateral wells'production model of Non-Newtonian Bingham fluid with equiangular transformation method. In view of the multilateral wells Bo-hai, the paper analyses the multilateral wells'capitalized cost composition, including pre-drilling engineering, drilling engineering, completion engineering and production engineering. It also constructs the multilateral wells'economic benefit models basing on net present value, inner rate of return and payback period.

针对我国渤海油田稠油的流变特性，运用保角变换方法，推导了非牛顿Bingham流体的分支水平井产能模型；针对渤海油田的分支井，从钻前工程、钻井工程、完井工程、采油工程等方面对分支井的投资成本费用构成进行了具体分析；最后以净现值、内部收益率、投资回收期经济评价指标为基础，建立了海上分支井经济效益模型，并根据所建模型应用VB。

In the application of water-saving drilling system, in-hole drilling condition can only be judged by observing pressure change in pressure gauge on the surface with low precision.

节水钻探系统在使用过程中，由于孔内不返水，在地表只能通过观察压力表的变化量来判断孔内工况，精度不高。

In the application of water-saving drilling system,in-hole drilling condition can only be judged by observing pressure change in pressure gauge on the surface with low precision.By study,the quantization of working condi...

通过研究，最终解决通过地表压力变化值来判断孔内工作情况的量化问题，建立初步理论模型，从而更加准确地判断孔内的工况，使这套钻具更快地应用到实际工程中。

During the 26th Antarctic expedition to study deep ice core drilling team will carry out the preparatory work, in the Kunlun station to build a deep ice core drilling site, while continuing to carry out the Zhongshan Station-Dome A cross-section of glaciology observations, Dome A site measurement of the Hong Kong Observatory and astronomical observations and mapping study visits, and will complete the second phase of the Kunlun station, including the installation and commissioning of sewage treatment and other equipment.

第26次南极考察期间，考察队员将进行深冰芯钻探的前期准备工作，在昆仑站构筑深冰芯钻探的场地，同时继续开展中山站-Dome A断面的冰川学观测、Dome A天文台址测量和天文观测以及测绘学考察，并将完成昆仑站的二期工程，包括安装调试污水处理等设备。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。