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- The catalytic gas liquid isotope exchange reaction is a good method to prepare tritiated triptolid. 采用催化气液同位素交换法制备了氚化雷公藤甲素,探讨了反应时间和反应介质对反应产额的影响。
- For this purpose, we have investigated the isotope exchange process for the trace recovery from the imitative residue of the alloy. 利用同位素交换法对模拟液态锂铅合金残渣中的微量氚进行回收。
- KINETICS OF ~(14)C ISOTOPE EXCHANGE BETWEEN HCOONa AND NaH~(14)CO_3 碳酸氢钠和甲酸钠之间~(14)C交换反应动力学
- The 18O shift may indi-cate the isotopic exchange between water and rocks and the relict of co-diagenetic formation water. ~(18)O漂移可能表明水与岩石发生了氧同位素交换,也可能有少量同生沉积水残存。
- Study on Chemical Isotope Originated from Groundwater Sulphate of Limestone in Ordovician Period at the Eastern Part to the North of Weihe River 渭北东部奥陶灰岩地下水硫酸盐起源的化学同位素研究
- 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。
- We are doing a chemical experiment. 我们正在做化学实验。
- 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。
- Influence of Packing Material and Method on the Efficiency of Liquid Phase Water-Hydrogen Isotope Exchange 填料及填装工艺对水-氢同位素液相催化交换效率的影响
- The hydrogen and oxygen isotope exchange kinetic and its geological significance 氢氧同位素交换动力学及其地质意义
- 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。
- COUPLED MASS TRANSPORT AND KINETICALLY LIMITED ISOTOPE EXCHANGE: FLOW GEOMETRY AND EXCHANGE MECHANISMS 质量传输和同位素交换:流动几何学和交换机制
- 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。
- Geochemical Kinetics of Oxygen Isotope Exchange During Fluid-Rock Interactions: A Review 流体-岩石相互作用过程中氧同位素交换地球化学动力学评述
- He devoted his life to chemical research. 他一生从事化学研究。