有螺纹的底部导向鞋    threaded bottom guide

螺纹接箍    threaded collar joint

螺纹钻杆    threaded drillpipe

连接文件    threaded file

螺纹法兰    threaded flange

螺纹孔    threaded hole

带螺纹的管子    threaded pipe

螺纹套筒接头    threaded sleeve joint

螺纹加工机    threader

无螺纹的    threadless

丝条；纺丝流水线    thread-line

丝条冷却速率    threadline cooling rate

防松螺纹油    thread-locking compound

每英寸螺纹数    threads per inch

迹象    threat

三臂电极板    three arm electrode pad

三极排列    three array

三轴加速仪    three axis accelerometer

三轴磁力仪    three axis magnetometer

三维全息图象存储器    three dimension holographic memory

三维曲率    three dimensional curvature

三维凝胶    three dimensional gel

三维地震射线追踪；三维地震测量    three dimensional seismic raytracing

八小时三班制    three eight-hour shifts

三估计手段    three estimate approach

三岛式船    three island ship

三相差分方程    three phase difference equation

三相流动    three phase flow

三刃钻头    three point bit

三点式井底扩眼器    three point bottom hole reamer

三点法    three point method

三点式近钻头扩眼器    three point neat-bit reamer

三点式旋转扩眼器    three point rotary reamer

三点式稳定组合    three point stabilized assembly

三点式稳定扩眼器    three point stabilized reamer

三点式钻柱扩眼器    three point string reamer

三孔隙度测井    three porosity log

三通一平    three put through one level

三态逻辑    three state logic

三址计算机    three-address computer

三臂井径仪    three-arm caliper

三叉裂谷系    three-armed rift system