1) volumetric expansion ratio
体积膨胀比
2) volume expansion
体积膨胀
1.
This paper analyses main reasons about volume expansion of circulating solution during recovery of mercury from gas for acid-making using iodo-mercury compounding method,points out some problems arising in the way for coping with the volume expansion and proposes a new method which is simple, feasible and effective.
分析了碘汞配合法回收制酸烟气中汞时循环液体积膨胀的主要原因,指出生产中解决体积膨胀方法存在的问题,提出了一种简单可行有效的新方法。
2.
The study of the quantitative contribution of the thermal volume expansion to the positive temperature coefficient (PTC) switch effect of fine particles filled polymer composites in the carbon black polyethylene(CB PE) system is reported.
理论分析表明 ,PTC转变区的电阻率突变与渗流曲线在临界体积分数附近的电阻率突变在导电机制上是同一的 ,聚合物基体体积膨胀的稀释作用对 PTC效应有重要影响 ,在一定的温度范围内 (小于 PTC/ NTC的转变温度 ) ,存在着定量的炭黑浓度稀
3.
When meet with water,some reactions of the f-CaO in cement based material will happen and great deal of heat will be produced,and the outcome will result in volume expansion and bad soundness,even so these performance of f-CaO can be utilized.
水泥基材料中的游离氧化钙遇水不仅释放出大量的热,生成产物还导致体积膨胀,引起安定性不良,但f-CaO的这些性能是可以加以利用的。
3) expanded volume
膨胀体积
1.
The effect of reaction temperature,time,expanding temperature on the expanded volume was discussed here.
研究结果表明:随反应温度、时间、膨化温度的提高,HClO4-GIC的膨胀体积存在一最大值。
2.
The expanded volume of flake graphite increases with the concentration of perchloric acid increasing.
后,在900下膨化,膨胀体积为549mL/g。
3.
The result was that the changing trend of the internal pore structure was consistent with the mass loss,but not with the expanded volume.
通过对所选膨胀石墨及可膨胀石墨的 XRD、SEM 以及 DTA 的测试分析,发现膨胀石墨内部孔结构的丰富与否与质量损失率的变化规律是趋于一致的,而与膨胀体积的变化规律不尽相同;吸附实验表明:膨胀石墨在针对表面吸附油进行处理时,是缠绕空间起主导作用,而在针对含油污水中小颗粒乳化油的处理时,则是内部孔结构起主导作用:通过对膨胀体积和质量损失率的控制,可以实现对缠绕空间和内部孔结构的控制,从而也达到了对表面浮油和小颗粒乳化油分工吸附的目的。
4) swelling volume
膨胀体积
1.
The study was aimed at determining the correlation of swelling volume and viscosity with fifteen winter wheat varieties as materials from regional variety trail in Guanzhong,Shaanxi province.
以参加陕西省关中小麦品种区域试验的 15个小麦品种 (品系 )为材料 ,研究了全麦粉、小麦粉和淀粉的粘度参数和膨胀体积 ,及各参数间的相关性。
2.
The swelling volume of six kinds of bentonite was researched in water,unitary ion aqueous solution and compound ion aqueous solution.
研究了六种膨润土在蒸馏水、单一离子水溶液和复合离子水溶液中的膨胀体积,探讨了离子浓度对膨润土膨胀体积的影响。
5) volumetric expansion
体积膨胀
1.
Effect of free CaO on the volumetric expansion of cement pastes;
游离氧化钙对水泥浆体体积膨胀的影响机制
2.
Analytical formulae for calculating radius of fractured zone, radius of plastic zone and peripheral displacement are deducted by taking into consideration of strength attenuation (strain softening)and volumetric expansion of rocks after fragmentation of rocks.
考虑了岩石破裂后强度衰减(应变软化)和体积膨胀的重要特性,导出了巷道围岩破裂区半径、塑性区半径和周边位移的解析计算公式。
补充资料:体积膨胀
分子式:
CAS号:
性质:气体、液体、固体物质随温度的升高,体积增大的现象。人们往往用体膨胀系数来表示体积膨胀和温度升高的相应关系。显然,固体的体膨胀系数相当于其线膨胀系数的三倍。膨胀系数随温度的变化而变化,特别在一些特殊区间,如材料的相变区,会出现一种特殊的变化规律。因此,研究体积膨胀在固体物理,工程结构设计等多方面有广泛应用。
CAS号:
性质:气体、液体、固体物质随温度的升高,体积增大的现象。人们往往用体膨胀系数来表示体积膨胀和温度升高的相应关系。显然,固体的体膨胀系数相当于其线膨胀系数的三倍。膨胀系数随温度的变化而变化,特别在一些特殊区间,如材料的相变区,会出现一种特殊的变化规律。因此,研究体积膨胀在固体物理,工程结构设计等多方面有广泛应用。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条