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- ESR spectrum with no superfine structure confirms the presence of V 4+ and the average valence of vanadium in the product is +4.30 on the basis of TG and XPS. 无明显精细结构的室温 ESR谱证明了 V4 +的存在 ;根据 TGA和 XPS求得产物中 V的平均化合价约为 + 4 .;3 0
- The average valence of copper in high temperature superconductor was determined by double iodometric titration,then oxygen content also can be calculated. 双碘滴定法是通过定高温超导氧化物中铜的平均价态,计算出氧化物中氧含量的一种方法。
- The number of average valence electrons 平均价电子数
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- Study on QSPR of the Average Valence Number and Average Principle Quantum Number 平均价电子数和平均主量子数的定义及其QSPR研究
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- The Relationship Between the High-Tc Superconductivity of Oxide and the Number of Average Valence Electrons 高Tc氧化物超导电性与平均价电子数关系
- His income is well below the average. 他的收入大大低于平均水平。
- We fail one student per year on average. 我们平均每年有一个学生不及格。
- Meals average out at 5 per head. 膳食平均每人5英镑。
- On average we receive five letters each day. 我们平均每天收到五封信。
- Each household sold, on the average, two pigs. 平均每户交售了两口生猪。
- Our reps make on average six calls day. 我们的销售代表平均每天打六次电话。
- His work at school is below the average. 他的学业成绩在一般水平以下。
- The readings we took were well above average. 我们记录的读数远远高於平均数。
- Tom's work at school is above the average. 汤姆的功课是中上等水平。
- A closely related concept is that of free valence. 一个密切有关的概念是自由价。
- On average, 15 worth of goods is stole every day. 平均每天被窃取的货物价值为15英镑。
- On the average, there are 300 tourists a week. 每星期平均有300游客。
- The average age of the students is 19. 学生的平均年龄是19岁。
