external screw thread
英 [ɪkˈstɜːnl skruː θred]
美 [ɪkˈstɜːrnl skruː θred]
网络 外螺纹; 外螺纹,阳螺纹; 阳螺纹
双语例句
- Research on Non-contact Measuring Method for Geometric Parameter of External Screw Thread Based on DSP and Linear Array CCD
基于DSP和线阵CCD外螺纹几何参数非接触测量方法研究 - The intramedullary nail is mainly characterized by including a solid nail body, the upper section of which is an external screw thread rod and a copulate fixedly pressure-adding screw cap;
它的主要特征是包括实心体钉体，其上段为外螺纺杆及配合的固定加压螺帽； - Meanwhile, it presents working principle and design scheme on external thread gauge which based on virtual coordinate of screw thread parameters detection.
同时对本文提出了螺纹量规基于虚拟坐标系螺纹参数的检测的工作原理和设计方案。 - Drill tubing are necessary and essential equipments of oil field development, which Composing an independent, closed work system to undertake a variety of injection and recovery tools by linking each other of internal and external screw thread and with other tools, in underground oil wells.
油管是油田开发必备的重要器材，它依靠内、外螺纹的相互联结，并与其它工具配合，在井下组成独立、密封的工作体系，用于传导液体、承接各种注入及采出类工具。 - According to the development of the testing and measuring technology and the requirement of the project, a non-contact method for displacement of the external screw thread is proposed based on a linear CCD.
针对国内、外螺纹检测技术发展的趋势以及相关课题项目的要求，本文提出了一种基于线阵CCD微位移计的非接触式外螺纹检测方法。