They wanted to build a waveguide, a structure designed to send light in a particular direction, by drilling carefully spaced holes in a gallium arsenide crystal.
他们只是想通过在砷化镓晶体上钻一些有着细心安排间距的小孔来制造波导（一种能令光传播到特定方向的结构）。
Everyone must be armed at all times when outside the structure, and firearms training and drilling are scheduled for all base personnel.
任何人在基地外活动时都必须全服武装。所有基地人员都必须参加武器训练和演戏。
May provide other drilling services, such as repair or dismantling of existing water well structure, elevator shaft drilling and hydro pole drilling.
可能会提供其他的钻井服务，如维修或拆除现有水井结构，电梯井钻井和水力极钻井。
Study on the structure and control principles of the platform stabilizing control mechanism of the modulating rotary steerable drilling tool was conducted.
深入研究了调制式旋转导向钻井工具中的稳定平台控制机构的结构原理和控制原理。
On according the newest three earthquake preserve explaining fruit and drilling data of South Songliao basin in Yaoyingtai Changling sag area, analysis the rupture structure character.
根据最新的三维地震解释成果和钻探资料，分析了松辽盆地南部长岭凹陷腰英台区块断裂构造特征。
It discussed problems about wellbore structure, BHA, bit selection, drilling parameters and so on.
探讨了小眼井井身结构、钻具组合、钻头选型、钻井参数等问题。
The overall structure and working principles of turbo-pressure and cycling seafloor sediment sampling drilling machine were introduced and the feasibility of the design was discussed.
详述了涡轮加压和循环式海底沉积物取样钻机的总体结构和工作原理，并讨论了该设计方案的可行性。
In this paper, the structure and working principle of the new drilling mud bump-7NB mud bump were introduced.
介绍了一种钻井用新型泥浆泵—7 N B泥浆泵的结构特点、工作机理和研究情况等。
The fixture used for oil hole drilling has both ID and od location by improving the structure of the fixture, so as to expand application scope and reduce production cost.
通过对轴承钻油孔夹具结构的改进，使钻油孔夹具内径与外径定位兼备，扩大使用范围，降低制造成本。
This instrument, simple in structure and of multi-function, may be used to measuring the drillability and abrasivity of rocks, and simulate rotary or rotary-percussive drilling as well.
该仪器结构简单，具有多种功能，可进行回转或冲击回转钻进法的可钻性测试及钻进规程的模拟，也可用来测试岩石研磨性。
The drilling unit is made of a very strong structure containing the single drilling spindles which run in perfectly ground bronze cylinders (sleeves).
钻头单元由一个强有力的包含单一钻锭的结构组成，钻定运行在完美的青铜圆柱（袖套）面上。
Aiming at the fractured mechanism of mine shaft lining under the condition of stratum subsiding, a new type of retractable drilling shaft lining structure was proposed.
针对地层沉降条件下煤矿立井井壁的破坏机理，提出了一种新型可缩性钻井井壁结构。
UNIT PRICES include for drilling mortices or forming mortices in the structure by whatever means necessary including diamond drilling, abortive holes etc.
单价包括在结构中钻孔或开榫眼，不管用什么方法（包括金刚石钻孔、磨孔等）。
The structure and manufacture of new type of bits, working principle and types of fluidic drilling tools, action mechanism of anti-cave-in thinners, for difficult formation drilling were discussed.
阐述了难钻进地层用新型金刚石钻头的结构、制造特点，射流式钻具的原理、类型，以及防塌型稀释剂的作用机理。
In this paper, the structure feature and principle of this special drill has been introduced. Its special design is very useful for drilling thin-wall pipe.
本文介绍了薄壁管专用钻头的结构特点及工作原理，其结构设计新颖，对薄壁管的钻削有实用价值。
This paper discusses the two structure forms of cantilevers of jack-up drilling platforms, and the type selection of news jack-up drilling platforms in our country.
主要阐述了自升式钻井平台悬臂梁的两种结构形式特点，以及目前我国新建自升式钻井平台的选型目标。
This program used the data of three-dimensional earthquake, logging and drilling and combined with the regional geologic background to make the study of buried hill structure and rupture system.
本课题利用三维地震、测井、钻井资料，结合区域地质背景进行了潜山构造和断裂系统研究；
The results of the study can be used as a reference for the design and application of retractable drilling shaft lining structure.
研究成果可供可缩性钻井井壁结构的设计和应用参考。
This paper described the structure, features, test results and application effect of the newly developed Model QFZ-22 portable drilling machine for outburst control.
介绍了新研制的QFZ—22轻便型防突钻机的结构、特点、试验情况及推广应用效果。
This paper briefs the development background, structure characteristics, technical specifications as well as its applications of RPS3000 geothermal and water well drilling rig with capacity of 3000m.
本文简述了RPS3000型地热水井钻机的研制背景、结构特点、主要技术参数，以及应用情况。
This paper describes its structure, working mechanism, and field using in drilling and completion.
文中介绍了膨胀式长胶筒封隔器的结构、工作原理及用于钻井、完井的应用情况。
With the advantage of compact structure, stable motion and no blind rock drilling area, double triangle boom is used in rocking drilling robot.
双三角钻臂具有结构紧凑、运行平稳、凿岩无盲区等优点，被凿岩机器人所采用。
Through comprehensive analysis of available drilling and seismic data, the structure and characteristics of reservoirs in Cuantao formation of Yannan structural belt have been discussed.
通过对现有钻井、地震等资料进行综合分析，论述了燕南构造带构造、储层及馆陶组油藏的特点。
By methods of engineering drilling and geophysical investigation, this survey had ascertained the topographical feature of seabed, strata structure and physical mechanics property within survey area.
通过海洋物探方法和地质钻探施工，基本揭示了本区海底地形地貌特征、岩土层结构及土的物理力学性质。
The jacket cap for drilling is temporal structure and it can be used about 1 to 2 years.
钻井帽是临时性结构，使用时间即给定周期，一般约1～2年。
The drilling machine structure is compact, and at the same time promote the carriage with adjustable compensation function, when drilling carriage support on the ground, borehole stability is good.
该钻机结构紧凑，同时推进滑架具有伸缩补偿功能，钻孔时滑架支撑在地面上，钻孔稳定性好。
Using Siemens 802d NC system to complete the control of carbon fiber reinforced composite component CNC drilling grinding equipment, expatiating its structure and the setting of main parameters.
采用西门子802d数控系统实现对碳纤维复合材料构件数控钻磨工艺装备的控制，阐述了数控系统的组成及主要参数的设计。
This paper introduces the structure and function of the monitoring alarm system of bottom supporting drilling platform fully.
全面介绍了海坐底式钻井平台监测报警系统的构成及功能。
Usual control techniques of PCB drilling machine were analyzed and a new control structure based on CAN bus was brought forward.
分析了PCB钻床采用的控制方法，从低成本、高性能和高开放性出发提出了基于CAN总线技术的控制系统。
In order to meet the requirements for the position of hub hole, the paper introduces the structure principle, operation process and characteristics of simple drilling jig used in the beam drill.
为了满足轮毂孔的位置要求，介绍了在摇臂钻床上使用的简易钻模的结构原理、操作过程和特点。
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