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- On the basis of this, the fishery products quality traceability technology system was firstly constructed in China. 并以此为基础，首次在国内建立了水产养殖产品质量追溯技术体系。
- To the demand of multi-object trace technology in the developing TT &C(tele-tracking &controlling) system, a special algorithm for information code in TT &C system is put forward to solve the problems in multi-object trace system. 摘要针对航天测控技术发展中对多目标测控技术的需求，提出了采用特殊信息编码算法解决多目标测控中的问题。
- automatic route trace technology 路由跟踪
- Grid inverter adopts maximum power tracing technology, which puts electricity energy transformed by photovoltaic battery into electricity grid. 并网逆变器采用最大功率跟踪技术，最大限度地把光伏电池转换的电能送入电网。
- The Application of Isotopic Trace Technology in Animal Research 动物试验中同位素示踪技术的应用
- In this article, the basic principles of stable isotopic tracing technology and the research advancement were expounded.Furthermore, the promising of it and study aspect were primarily introduced. 文中系统阐述了稳定同位素溯源技术的基本原理，在肉类产品中应用的国内外研究进展，并对此技术应用的前景及今后研究的方向作了初步介绍。
- I can't trace that letter you sent me. 我找不到你寄给我的那封信。
- He spoke without a trace of emotion. 他说话时毫不动感情。
- Technology is a booming sector of the economy. 技术是一个迅速发展的经济部门。
- Did the police find any trace of the murderer? 警方找到凶手的行踪了吗？
- They failed to find any trace of the runaways. 他们未能找到逃跑者的任何踪迹。
- There was barely a trace of salt in the soup. 汤里简直一点盐也没有放。
- The post office tried to trace the lost letter. 邮局设法查出那封丢失的信。
- The kids are learning to trace the letter. 孩子们学描字母。
- He always spoke with a trace of sarcasm. 他说话总带着一丝讽刺。
- infrared heat tracing technology 红外热示踪技术
- The powerhouse was trace out accurately later on a large scale map. 后来发电站被精确地描画在大比例地图上。
- The compact disc is a miracle of modern technology. 激光唱片是当代技术的奇葩。
- micro material tracing technology 微量物质示踪技术
- A faint or fleeting indication; a trace. 模糊的暗示模糊的或一闪即逝的暗示; 迹象
