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1)  interfacial internal wave
界面内波
1.
In this paper,interfacial internal waves in N-layer density-stratified fluid with background current were investigated by using a perturbation method,and the second-order asymptotic solutions of the velocity potentials and the second-order Stokes wave solutions of the associated elevations of the interfacial internal waves were presented based on the small amplitude wave theory.
以小振幅波理论为基础,利用摄动方法研究了有背景流场存在时密度呈N层成层状态下的界面内波,得到了各层流体速度势的二阶渐近解及界面内波波面位移的二阶Stokes波解。
2)  subsurface wave
亚表面波;界面波;内波
3)  internal interface
内界面
1.
It has been found that performances of reverse osmosis composite membrane(ROCM) are not only related with its ultrathin functional layer but also with properties of internal interface located in ultrathin functional layer and support layer.
反渗透复合膜的性能不仅和超薄功能层的形态结构和性质有关,还和位于超薄层/支撑层之间的内界面的结构和性能有关。
4)  interface in the room
室内界面
5)  wavy interface
波状界面
1.
In this paper, simulation is made of the processing of wavy interface generation in explosive welding using a two-dimensional difference scheme for elastic-plastic materials.
波状界面是爆炸焊接的一个重要特征 ,利用弹塑性材料的二维有限差分方法模拟爆炸焊接中的波状界面结合过程。
6)  interface wave
界面波
1.
A study on the propagation of interface wave in shallow sea sediments and the echo wave for buried objects;
浅海沉积层中界面波的传播以及掩埋目标的回波
2.
Study on solid-solid interface waves with laser ultrasonics;
激光超声方法研究固-固界面波传播特性
3.
Analysis of scattering of higher modes interface wave from buried multi-objects in sediment;
海底沉积层中高阶界面波对多掩埋物散射分析
补充资料:-戊内酯、3-甲基丁内酯、咖吗-戊内酯
CAS: 108-29-2
分子式: C5H8O2
分子质量: 100.12
沸点: 207-208℃
熔点: -31-208℃

中文名称: 4-戊内酯、γ-戊内酯、3-甲基丁内酯、咖吗-戊内酯

英文名称: dihydro-5-methyl-2(3H)-Furanone、dihydro-5-methyl-2(3h)-furanon、4-hydroxypentanoic acid lactone、4-hydroxyvaleric acid lactone、4-methyl-gamma-butyrolactone、gamma-methyl-gamma-butyrolactone、gamma-valerolakton

性质描述: 无色至微黄色液体。凝固点-31℃,沸点205-206.5℃,83-84℃(1.73kPa),相对密度(25/25℃)1.0578,折光率(nD25)1.4301。能与水、许多有机溶剂、树脂和蜡等混溶。10%水溶液的pH为4.2。

生产方法: 由不饱和羧酸通过闭环反应来合成,例如乙酰乙酸与硫酸共热,或乙酰丙酸在镍、铜等催化剂存在下加氢。

用途: γ-戊内酯有较强的反应能力,可用作树脂溶剂及各种有关化合物的中间体。也用作润滑剂、增塑剂、非离子型表面活性剂的胶凝剂、加铅汽油的内酯类添加剂,用于纤维素酯和合成纤维的染色。γ-戊内酯具有香兰素和椰子香味。我国GB2760-86规定为允许使用的食用香料。主要用以配制桃、椰子、香草等型香精。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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