| 1. | The units of temperature, pressure, and amount of substance cancelled out . 温度、压力和物质的量的单位相消。 |
| 2. | It is often convenient to use the mole to describe the amount of substance . 用摩尔来表示物质的量通常是很方便的。 |
| 3. | Amount of substance 物质的量 |
| 4. | Since most paints contain inflammable organic solvent , and some of paints also contain a small amount of substance of harmful to health 大多数涂料都含有可燃性有机溶剂,部份涂料还含有少量有害健康的物质。 |
| 5. | Large amounts of substances with radioactivity has been accumulated in several uranium geology laboratories in southwest area of china , which has been concerned by local government and habitants 摘要我国西南地区现有7个铀矿地质实验室,历年集有大量可能对环境产生污染的样品。 |
| 6. | Based on gagne ' s study result classification theory , the article makes a task analysis of the " amount of substance " section and points out the problems which should be paid attention to in practice 文章结合“物质的量”一节教学实际,就如何运用加涅的学习结果分类理论指导任务教学任务分析,以及在应用实践中应注意的问题提出了新的认识和看法。 |
| 7. | Based on the lambert - beer ' s law and considering the determination of ultramicro amounts of substances by aas , an approximate linear relationship between the transmittancy and concentration of the measured substance was derived 摘要对原子吸收光谱法在超微量测试中,给出了朗伯比耳定律的近似公式,建立了测定值和透光度的变化值之间的近似线性关系。 |