摩尔体积

By using a vitrating digital densimeter (DMA602/60), the densities of glycine and alanine in aqueous methanol, ethanol and propanol solutions were measured at 298.15 K, and the apparent molar volumes calculated. According to McMillan-Mayer approach, the volumetric interaction coefficients were evaluated.

用DMA602/60型震动管数字密度计测定了298.15 K下甘氨酸、丙氨酸分别在纯水和四个不同浓度甲醇、乙醇和丙醇水溶液中的密度，计算了相应的表观摩尔体积，用最小二乘法拟合了氨基酸在醇水溶液中的标准偏摩尔体积。

The products of the square - root of internal pressure A and the molar volume of the repeated unit Vm for various polymeric liquids at 298.15 K are plotted against their van der Waals volumes . A straight line through the origin of coordinates is obtained.

将298.15 K时各种液态聚合物的内压平方根λ和重复单元的摩尔体积Vm的乘积对它们的van derWaals体积作图时，发现是一条通过坐标原点的直线。

The volume of a unit amount of substance is called molar volume of gas.

单位物质的量的气体所具有的体积叫气体摩尔体积，符号是 Vm，单位是L/mol或m3/mol。

We have learnt the molar volume of gas in this class. After class, the students are interested in chemical English, so I must do it better. Molar volume of gas is very important in our middle chemistry. So we have to learn it well, And we have to work harder!

这节课我们学习了气体摩尔体积，课后，学生对英语化学很感兴趣，故需要我做的更好，气体摩尔体积在中学化学中很重要，所以一定要掌握好，并为之去努力奋斗。

Based on characteristics and connectivity of the groups in molecules, a method that combined the group contribution method and topological method together was developed, and it can be used to calculate the molar volume of cycloalkanes from molecular structure.

根据分子结构的特点，用距离矩阵和染色矩阵表征分子中基团的特性和连接性，通过探讨环烷烃摩尔体积与分子结构间的定量关系，发展一种直接根据分子结构计算环烷烃摩尔体积的方法。

For example, M = 404 × 10-3kg of hydrogen H2,= 2. Mount a share of the volume of material EFG Fall Vm, known as the molar volume.

例如M＝404×10－3kg氢H2的＝2。一摩EFG尔物质所占的体积Vm，称为摩尔体积。

Also it is concluded that the existance of inert materials in the solid reactants is in favor of the conversion of solid reactants for any gas-solid noncatalytic reactions with molar volume of the product larger than that of solid reactant.

本文首次成功地从孔模型的角度阐明，固体反应物中的惰性杂质将有利于产物层摩尔体积大于反应物摩尔体积这类气固非催化反应中的固体反应物的转化这一普遍规律。

The average molar volume and theoretical density were estimated using the Monte-Carlo method based on 0.001 ebohr^(-3) density space.

用Monte-Carlo方法和自编程序，基于0.001 ebohr^(-3)等电子密度面所包围的体积空间求得分子平均摩尔体积和理论密度。

15K to 318. 15K with the vibra-tingtube density meter(Anton Paar Model DMA602). Then the excess molal volumes V~Eof solutions and apparent and partial molal volumes of DMF over the range of molefraction 0-1 have been determined.

根据密度值求出溶液的超额体积VE；在全部浓度的范围内不同组成下DMF的表观摩尔体积φv及偏摩尔体积V_；及VE、φv和V_随组成变化的规律。

Plots of molar volume verses temperature are linear for all samples in the stable liquid region, but there is an increase in the slope〓 with decreasing temperature in the supercooled liquid region, analogous to that observed for C〓 in similar alkali titanosilicate liquids.

将摩尔体积对温度作图，在稳定的液体区内两者为线性关系，随着温度的降低到达过冷液相区，摩尔体积对温度的斜率升高，类似于在相近的碱硅酸盐熔体中观察到的热容的异常现象(Richet and Bottinga，1985；Lange and Navrotsky，1993；Tangeman and Lange，1998)。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。