• In reality, the image is a bit of an illusion: the lightning was far from the Observatory and the laser only appears to be cutting through the bolt.

    现实中这个图像相当于一种错觉闪电远离天文台,激光似乎切断了这个闪电。

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  • You’ve written quite a bit about advanced transportation and cutting-edge transportation. Do you enjoy more of the latest and greatest or are you more a connoisseur of the rickety and the old?

    以前书里写过不少先进的、划时代交通工具,你觉得自己享受哪种交通工具呢,那些最新最伟大还是那些摇摇晃晃地老古董?

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  • Its best loved features are cutting edge software, superb system administration suite (DrakConf), excellent implementation of its 64-bit edition, and extensive internationalisation support.

    最大特点高级软件一流的系统管理套件(DrakConf),优秀64版本支持以及广泛国际支持。

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  • The single tooth cutting course of a PDC drilling bit is studied. The research is of great significance for improving PDC drilling bit design.

    为了改进PD C钻头设计,在全尺寸试验基础上,PD C钻头齿切削过程进行了试验研究。

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  • The bit is usually a drag bit fitted with either PDC or natural diamond cutting structures, but the core bit is unusual in that it has a hole in its center.

    钻头通常属于刮刀型,装备PDC或者天然金刚石切削齿,芯钻头的特别之处在于钻头中心

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  • Just when we were feeling a bit smug about our new dual-core lappies, along comes Intel to remind us that you're never on the cutting edge for long.

    我们抱着刚买的双核心笔电洋洋自得的同时,Intel 仍然提醒我们一下双核心已经不是最尖端科技了。

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  • While the story might be a bit run-of-the-mill for something so ultimately cutting-edge, the dialogue itself is quite often riotously funny.

    尽管有些情节由于太过尖刻而显得一般,然而对话本身还是相当有趣的。

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  • Because the drilling cost is not the sole cost of bit, it is necessary to discuss here the highest rotation speed of bit in cutting rock at the lowest drilling cost.

    在研究钴进过程最佳化生产条件中,由于钻探成本开支不是唯一的一项钻头费用,所以就必要对最低钻探成本的最高钻头切割岩石旋转速度进行探讨

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  • Based on analyses about the structures and existing problems of integrally retractable alternative cutting element bits, a integrally rotary replacing cutting element bit was proposed.

    分析各国整体切削具不提钻可钻头结构存在主要问题基础提出采用整体旋转切削具可换式钻头。

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  • Rock cutting by a step ped bit has been studied with experimental stress analysis and is tested under atmospheric pressure.

    本文平面光弹方法,对阶梯金刚石钻头切削刃岩石应力进行分析

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  • The influence of bit cutting teeth and its jet nozzle on the flow field is taken into account in the simulation.

    模拟考虑钻头切削齿射流喷嘴对流影响

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  • The experiments results prove that under the same operating condition, by adopting ultra-high pressure can achieve 2-3.6 times higher cutting efficiency than employing ordinary bit.

    实验结果表明相同条件下超高压射流钻头常规机械钻头破效率提高2 ~ 3.6

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  • It is the key to ensure that PDC bit has choiceness of the work performance to reasonably place cutting.

    合理布齿保证PD C钻头优良工作性能关键

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  • To make cutting the fish easier, you can stick the fillet of fish in the freezer for about 15 minutes to firm it up a bit.

    使更容易切割可以坚持15分钟左右冷冻鱼片坚定一点

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  • Based on the data, this study studies the cutting force affected by the characteristic parameter of PDC cutters, the mechanics property parameter of rocks, the working parameter of PDC bit.

    PD C齿切削载荷分析,以实验测试的数据为基本依据钻头布齿结构参数、切削齿特性参数、岩石力学性质钻头工作参数等因素对PDC齿切削影响规律做了全面、系统的研究。

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  • Everything on a drilling rig directly or indirectly assists the bit in crushing or cutting the rock.

    钻机上的一种装置都直接间接地有助于钻头粉碎切割岩石

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  • The structure of tri-cone rock bit is complicated. As the cutting structure touch the stratum directly, it affects the process of breaking rock and the performance of tri-cone rock bit.

    牙轮钻头结构复杂,其中齿面结构直接地层接触,对于岩石破碎过程钻头工作性能影响最大

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  • The model includes of important characteristics of drill bit and drilling operation, i. e. sectional geometrical property of drill, spiral Angle, speed and cutting force created during drilling.

    模型包括了钻头以及操作重要特性钻头的截面几何特征螺旋转速钻削过程中产生切削

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  • Simulation test shows that, (1) fixing ultra-high pressure nozzle on the bit edge is helpful to penetration with PDC cutting teeth;

    室内模拟试验表明1)超高压喷嘴安装钻头刀翼上能辅助PDC切削齿破岩;

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  • Especially when she was in the paper-cutting, the proficiency level of not less than a little bit young.

    尤其是剪纸时,熟练程度一点儿逊色年轻人

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  • On the basis of that the diamonds distribute in the impregnated bit homogeneously, the article calculates the cutting depth and the normal force on the protrusion diamond on the crown.

    本文金刚石镶钻头中均匀分布为基础,从理论上推导出唇面径向不同位置金刚石受力

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  • The self-feeding bit consists of the rotary nozzle, the cutting conformity device and the power supply device etc.

    进式钻头旋转喷嘴、钻整合装置推力提供装置等组成。

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  • Analysis of the side-wall pattern shows that the side-cutting process of the roller bit is related to not only the teeth surface design but also the rock property and the drilling parameters.

    井壁模式分析说明牙轮钻头侧向切削过程不仅齿结构有关而且岩石性质钻井参数有关。

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  • A set of calculating formulae for vertical milling teeth of drilling bit cones is derived herein from cutting rows with Angle cutters.

    本文尖角铣刀圆出发,拟出了一钻头牙轮齿计算公式

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  • And this cube (V2) is a little bit new and stiff so I'll just show you the corner-cutting here... which is not bad at all.

    这个魔方(V 2)的新的有点硬所以在这里显示容错…是非常不错的。

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  • This paper analyses that tip Angle of drill bit influences on cutting capability and life of twist drill, when the material and shape of work piece is different.

    分析工件材料形状不同时,尖顶大小对麻花切削性能寿命影响,介绍麻花钻的钻尖顶角的选择。

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  • Engaging at the programme of machining processing technic, the designing work of machine tools and bit tools can not be separated from the cutting power.

    从事机械加工工艺方案拟定机床刀具设计工作时,都离不开切削功率估计。

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  • Presently common means of PDC bit placing cutting is to draw and adjust the scheme.

    目前常用PD C钻头布齿设计方法图解调整法

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  • The paper introduces a design method of cutting-head, which can exactly, effectively carry out the attaching design of bits and bit-holders.

    介绍一种割头设计方法能够准确有效地实现截齿及齿座安装定位设计。

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  • The paper introduces a design method of cutting-head, which can exactly, effectively carry out the attaching design of bits and bit-holders.

    介绍一种割头设计方法能够准确有效地实现截齿及齿座安装定位设计。

    youdao

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