查询词典 bore through

A drilling apparatus (10) for earth boring operations is of the type having cutter blades (17, 18) mounted on a support body (12, 72, 82) at the lower end of a drill string and includes a novel arrangement of fluid bore sections (15, 23, 23', 63, 64, 65', 92) for delivering fluid under pressure into fluid discharge passages (50, 52) in each of the blades and a bifurcated pivotal mounting portion (16, 74, 91) on the body which enables the bore sections to supply fluid to the cutter blades through a ball joint (22) on the pivotal axis.

一种用于地面钻孔操作的钻井设备(10)，在钻柱的下端具有安装在支撑体(12，72，82)上的切割刀片(17，18)，并包括流体孔部分(15，23，23′，63，64，65，65′，92)和该支撑体上的分叉的枢转安装部分(16，74，91)的新颖结构，该流体孔部分用于在压力作用下将流体供给到每个刀片的流体排放通道中，该安装部分使的该孔部分通过枢转轴线上的球接头(22)能够将流体供给供给到该切割刀片。

The research contents of this subject are mainly: Proposing the overall scheme of the soft firing technology, than confirm the best scheme; On the basis of best scheme , set up the mathematical model of soft firing system, and set up the interior ballistic trajectory calculating model among MATLAB/Simulink, set up soft the three-dimensional dynamics model of firing system among ADAMS; Go on joint simulation, simulating the characteristic curve of bore pressure and the sport law of piston and shot; Through adjusting the parameters such as piston quality、the diameter of unilateral valve、 charge weight、charge form coefficient and the delay time of lighting fire etc to make the soft firing system reach the best state of dropping the composition of forces of gun bore and increasing initial velocity of pill.

论文的研究内容主要是：提出软发射技术总体方案，确定最佳方案；在最佳方案的基础上，建立起软发射系统的数学模型，并在MATLAB/Simulink中建立内弹道计算仿真模型，在ADAMS中建立软发射系统的三维动力学模型；进行联合仿真，模拟膛压特征曲线及活塞和弹丸运动规律；通过对活塞质量、单向阀直径、装药量、药形系数、点火延迟时间等参数进行调整，使软发射系统达到炮膛合力下降、弹丸初速提高的最佳状态。

In order to solve this kind of machining problems,bore reaming process with stepped reaming cutter is applied.Through modification of common reamers and proper machining process applied,combined bore quality can be effectively ensured and machining productivity is satisfied.

为解决此类工件的加工难题，采用阶梯铰刀铰削孔的加工工艺方法，通过对普通铰刀进行改制，并采取适当的加工工艺，可有效确保上述复合孔的加工质量，并满足加工效率的要求。

In this foundation, this paper brings up the five principles for implementation of experiential study in junior high Chinese (student-centered principle, situation-embraced principle, experience and understanding combined principle, learning strategy guided principle and joyful and harmonious principle) and eight implementation strategies of experiential study in junior high Chinese (creating atmosphere of experience through aesthetic reading, building touched experience through situation perception, obtaining implicated experience through association, obtaining situational experience through simulated performance, receiving role experience through empathized dialogue, acquiring deep experience through cooperative inquiry, obtaining creative experience through conversation with teacher and acquiring promoted experience through outward practice).

在此基础上，本文提出初中语文体验性学习实施的五大原则（学生主体原则、情境融入原则、体验理解相结合原则、学习策略指导原则、愉悦和谐原则）和初中语文体验性学习的八大实施策略（通过审美朗读营造体验氛围、通过情境感知生成感动体验、通过联想获得意蕴体验、通过模拟表演获得情境体验、通过移情对话获得角色体验、通过合作探究来获得深度体验、通过与教师对话获得创造性体验、通过拓展实践获得提升性体验）。

Based on the quality, momentum, and energy conservation laws and the state equation, considering the momentum loss of gas column flowing and the complicated thermal conduction mechanism in the bore-hole and formation, the pressure and temperature calculating method is derived for single-phase gas flow in different positions of the bore-hole.

文章以质量、动量和能量三大守恒方程和状态方程为基础，考虑了流动气柱的动能损失以及井筒和地层中复杂的传热机理，推导出计算单相气流在井筒不同部位压力和温度的方法。

Based on the data of 179 earthquakes from 1985 to 1990 in Shanghai and its adjacent area,for the records of the two bore-hole seismometers of Hongqiao and Nanhui seismic stations,we have studied how to determine the local magnitude by using the maximum amplitude of bore-hole velocity records.

根据上海台网观测记录到的上海及邻近地区1985年至1990年期间179次地震事件的资料，以虹桥台、南汇台的两口深井观测地震记录为例，探讨如何利用深井观测速度型记录的最大振幅来测定近震震级。

The study includes the hole color TV imagery system for drill hole, even-pole bore-hole acoustic system and acoustic meter, bore-hole multi-point consolidation apparatus, the quick camera computer-aid image for high rocky slope, image technology for layer analysis, safety monitoring technology for the section close to the dam, software for processing and forecasting the slope monitoring data, high precision geodesy monitoring automation system, etc..

钻孔彩色电视孔壁成像系统、直接横波测井研究偶极子井下声系和声波仪、钻孔多点渗压仪及压模系统、岩质高边坡快速摄像微机地质素描成图、层析成像技术、近坝库段安全监测技术、边坡监测数据处理预报软件研究、高精度大地测量监测自动化系统等项目，研究成果内容新、先进、实用，已在工程中应用，效益显著。

The main products of company have fluted drills .set up the mailing cutter,bore flatly, entangle knife, poishing bore, take shape the lathe tool, the burin, the welding type cutter, measuring tool, push knife,etc..

公司主要产品有麻花钻，交铣刀，扁钻，铰刀，抛光钻，成形车刀，雕刻刀，焊接式刀具，量具，推刀等。

The rack moves within a housing having a first bore, a counterbore, and an enlarged bore.

该齿条在设置有一个第一孔、一个沉孔和一个加大孔的壳体内移动。

This grinding machine processes the way adoption correspond type to whet to pare the way, the work piece install at turn round the work on the stage, turn round with the work pedestal, the emery wheel turns round at the same time, the path of the emery wheel to enter to depend turn round the work pedestal to follow the X direction moves the realization, top of bearings bore and top end face process good after, process with same emery wheel underneath of bearings bore and under carry the noodles, the work piece install once, with guarantee the accuracy.

此磨床的加工方式采用切入式磨削方式，工件安装在回转工作台上，随工作台回转，同时砂轮回转，砂轮的径向进给靠回转工作台沿 X 方向位移实现，上面的轴承孔及上端面加工好后，用同一砂轮加工下面的轴承孔及下端面，工件一次安装，以保证精度。

I'm not an actor. I'm a professor of paleontology.

我不是演员，我是古生物学教授

Spider Network Web site that is a very image of the name.

网络蜘蛛即Web Spider，是一个非常形象的名字。