您要查找的是不是：
- A Wavelet-Based Reduced Rank Kalman Filter for Assimilation of Stratospheric Chemical Tracer Observations. 平基于小波的降阶Kalman滤波用于平流层化学痕量物观测同化。
- The chemical tracer, especially the perfluorocarbon tracer and sulphur hexafluoride, has been used much more popularly than the radioactive tracer nowadays. 化学示踪剂已取代放射性示踪剂在混相驱中的主导地位，其中，全氟环烷烃和六氟化硫是目前现场广泛试验和应用的化学气体示踪剂。
- Application of Chemical Tracer in Henan Thin Oilfield 化学示踪剂在河南稀油田的应用研究
- Application of Chlorofluorocarbon Chemical Tracer Technique in Marine Research 氟里昂化学示踪技术在海洋研究中的应用
- Chemical tracer studies at IOSDL-4: The measurement of oxygen in seawater by photometric and ampermetric techniques IOSDL-4化学示踪物研究:用光度计和电流分析法对海水中氧气的测量
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- The Single-Well Chemical Tracer Method for Measuring Residual Oil Saturation--Review and Prospect 单井化学示踪剂法测残余油饱和度--回顾与展望
- We are doing a chemical experiment. 我们正在做化学实验。
- Plug Interpretation Model for Single Well Chemical Tracer Measuring Residual Oil Saturation 单井化学示踪剂测残余油饱和度段塞解释模型
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
- He devoted his life to chemical research. 他一生从事化学研究。
- He is experimenting with a new chemical. 他正在实验一种新的化学制品。
- The two elements are synthesized by a chemical process. 这两种元素已经化学合成。
