查询词典 bit

It is pointed in this paper that the key of bits hydraulic design is to optimize flow field structure from the view of 3-D flow, and combining with CFD techniques to design and optimize bit hydraulics will be good to make domestic bit research progress.

本文首先提出以旋转系统内部三元流动理论去研究井下流场结构是钻头水力设计的关键，并指出借助CFD计算技术设计流场和优化钻头设计将更有利于我国钻头水力研究的发展。

Not only does it have the logo and a nice bit of color, but a bit of a dark side to counterbalance it.

它不仅具有标识和颜色漂亮一点，但一个黑暗的一面位抗衡它。

Finally we put Heath and Abbie together in a room and filming a bit of it and they improvised away from it a little bit and the chemistry was fantastic.

我们最后让Heath和Abbie 一起拍摄一点小片断，他们稍微即兴发挥了一下，两人间的chemistry是意想不到的。

Windows Aero requires high system specifications in order to work, with the minimum requirements of at least 1 GHz 32-bit (x86) or 64-bit (x64) processor, 1 GB of system memory and a DirectX 9 compatible graphics accelerator processor card with a minimum of 128 MB of Video RAM, installed with Windows Display Driver Model driver.

Windows Aero的要求高，系统规格，为了工作，符合最低要求，至少1 GHz 32位（ x86 ）或64位（ x64 ）处理器，为1 GB的系统记忆体，以及支持DirectX 9兼容的图形加速器处理器卡与最小128 MB的视讯RAM ，安装与Windows显示驱动模型的驱动程序。

On the base of above models and theories, three new kinds of bits, i.e. extended nozzle roller bit, self\|resonating water jet bit and combined jet and mechanical rock\|cutting bit, are developed.

当时 ，部分学者片面认为水射流的压力越高越好，日本研究出 170 0MPa的增压器，前苏联和美国研究出 56 0 0MPa的脉冲射流发生器。

Finally rescued, of course, he is no good, just a little bit more senior than me, his eyes little better than I freshman nose quite a bit better than I, elegant style of conversation than I am a little bit of it.

杰西克终于救出来了，当然，他也没什么好的，只不过比我高一点点，眼睛比我大一点点，鼻子比我挺一点点，谈吐比我优雅一点点而已。

A new model of bit commitment named three-party bit commitment is proposed in this paper, in which two provers jointly commit a bit to a verifier.

该文提出了三方比特承诺模型，在该模型中，由两个证明者共同向一个验证者作出承诺。

In order to raise drilling speed of the non saline dome wells in Kenkiyak Oilfield, the relationship between rake angles of the cutter, profile of the bit, which have effect on cutting depth and impact-resistant of PDC bit cutters, and cutting efficiency is studied respectively using finite element analysis according to rock properties of the research area. The structure of the PDC bit is then optimized by using the research result.

为提高肯吉亚克油田非盐丘井钻井速度，根据地层岩石力学参数评价结果，利用有限元方法对影响PDC钻头攻击性和抗冲击性的齿前角、冠部形状等结构参数与破岩效果之间的关系进行了研究，并对PDC钻头的结构进行了优化设计。

Using the method integrating geoscientific research with bit selection research, analysis is made on the stratigraphic-lithologic characteristics of all geological intervals in the area, the effect on bit selection and how to increase drilling speed is made clear. Based on the above, the conceptual profiled design for bit selection and drilling methods of all geological intervals is proposed on the basis of the stratigraphic-lithologic characteristics.

应用地学研究与钻头选型研究相结合的方法，对该地区各地质层段的地层产状与岩性特征进行了分析，获取了钻头选型对提高钻井速度影响的认知，提出了基于地层产状与岩性特征的各地质层段钻头选型及其钻井方式的轮廓化概念设计。

Eatures · Compatible with MCS-51 Products · 2K Bytes of Reprogrammable Flash Memory – Endurance: 1,000 Write/Erase Cycles · 2.7V to 6V Operating Range · Fully Static Operation: 0 Hz to 24 MHz · Two-Level Program Memory Lock · 128 x 8-Bit Internal RAM · 15 Programmable I/O Lines · Two 16-Bit Timer/Counters · Six Interrupt Sources · Programmable Serial UART Channel · Direct LED Drive Outputs · On-Chip Analog Comparator · Low Power Idle and Power Down Modes Description The AT89C2051 is a low-voltage, high-performance CMOS 8-bit microcomputer with 2K Bytes of Flash programmable and erasable read only memory.

eatures ·兼容MCS - 51的产品·及2k字节的编程快闪记忆体-耐力： 1 000写/擦除周期·在2.7 V至6 V的操作范围·完全静态的运作： 0 Hz至24兆赫·两个层次的程式记忆体锁· 128 × 8位内部RAM · 15个可编程I / O线·两个16位定时器/计数器· 6中断源·可编程串行UART的频道·直接驱动LED产出·单晶片模拟比较·低功耗的闲置和掉电模式描述该AT89C2051的是一个低电压，高性能的CMOS 8位微机与及2k字节的Flash可编程和可擦除唯读记忆体。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。