Drill bit

钻头:用于钻孔的工具

常用释义

词性释义

钻头:用于钻孔的工具,通常由金属制成,具有尖锐的切削边缘。
例句
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Assemble Drill To break through the first layer of crust, the crew deploys a steel pipe with an 11-inch-wide drill bit at the bottom.
为了突破第一层地壳,船员们使用底部装有11英寸宽的钻头的钢管。
The pick-and-shovel (in this case, drill-bit-and-drill-ship) companies are also good bets if oil prices are headed up over the long term.
技术含量不高的油公司(这里说的是陆钻和海钻公司drill-bit-and-drill-ship),在油价长期上涨的情况下,也是下注的好股。
When used, the drill bit is put into a drill hole, and then rotated left to drill out the drill hole with left-hand threads.
使用时,将钻头放入钻孔的位置,左旋转即可钻出左旋丝纹的钻孔。
提出在经过合适的热处理工艺后,DH-MQ钢具有极佳的强韧性配合,是钻头材料的理想选择。
It uses the vibrations produced by a drill bit while drilling as a downhole seismic energy source, which makes it belong to passive seismic.
它是利用钻井过程中钻头破岩产生的振动噪声为震源进行地震勘探,属于无源地震的范畴。
The medical orthopaedics left-hand drill bit solves the problem of the drill hole matched with a left-hand tap.
本实用新型解决了左旋丝锥所需配套的钻孔问题。
A two - foot - long drill bit tipped the end of a brontosaurus -like creature's long neck.
一枚两英尺长的钻头卸掉状似雷龙的家伙长颈的一端。
核心钻头由一钢管或激光焊接金刚石钎环节就完钻。
对比了牙轮钻头的轴承能力数,得出结论:轮式金刚石钻头轴承寿命远远大于牙轮钻头轴承。
当钻头钻通了墙后,他高兴地笑了。
通过对在钢筋混疑土、花岗岩等建筑物上钻孔特点的分析,本文设计了一种新型的取芯式薄壁金钢石钻头。
As the drill bit breaks the rock into small cuttings, the gas present is released into the mud stream.
当钻头破碎岩石时,钻井液把这些气体携至井口。
对复合钻头设置载荷、约束及边界条件,确定初始条件,模拟钻头和地层相互运动、接触性分析。
The holing part is the drill bit part of a general purpose drill press.
本设备由钻孔和绕丝两大部分组成。
Another probe, this one with a spinning drill bit at the tip, appears.
另外一个探针,顶端有一个纺纱一样的钻头。
利用随钻测井仪(MWD)在钻头附近地层测量的电阻率。
The drill bit in a cone shape outside has an outer diameter larger than or equal to the drill barrel to form an outer bulge.
钻头外侧呈锥体形状,钻头外径大于或等于钻筒外径形成外凸。
A special tool used by the rig crew to prevent the drill bit from turning while the bit sub on top of it is tightened or loosened.
钻井队使用的一种特殊工具,安装钻头时,钻头以上的钻头短节上紧或松开时能够防止钻头转动。
Molding ways of the drill bit comprise one-step forming and mosaic block type two-step forming.
钻头成型方式包括一次成型和镶块式二次成型。
钻孔电阻率图像是由安装在钻头内的传感器产生的。
According to the cause of its wear and tear, some advice on the design and make of a small drill bit is presented in the paper.
文章根据小钻头破损的原因,对小钻头的设计、制造及其使用提出一些改进意见及措施。
A method of forming hemispherically shaped diamond cutting elements for use in a rotary drill bit is provided.
本文提供了一种制造用于旋转钻头的半球形钻石切削元件的方法。
under the rock mechanics parameters stratified rocks, provide the basis for the drill bit selection.
根据岩石力学参数对岩石进行了分层,为钻头选择提供依据。
Next, the drill string (and the drill bit), is slowly and carefully lowered until it touches bottom.
慢慢地、仔细地轻放钻柱,包括钻头,使其接触井底。
其根本原因在于钻井设备、钻头、钻具与大直径井眼的钻井工艺不相适应。
新的钻探泥浆(用于在操作时冷却钻头)也在开发中。
Sewing machine parts, Air stapler and nailer parts, Drill bit body, lock parts.
工业缝纫配件、射钉枪配件、工矿钻头类、锁配件。
将该方法应用于钻头优选技术中,研究了属性层次模型进行钻头优选的步骤和层次结构。
轮式金刚石钻头是一种新型的石油钻探工具,钻头轴承的寿命对其使用寿命有着致关重要的影响。
Adjust safety stop on the drill bit to the estimated skull thickness and secure firmly using the hex wrench.
使用六角扳手将安全制动器调整到指定深度,并牢牢锁紧。
同义词
[机][地质]钻头,[矿业]钎头;强钻头