1)  internal solitary waves
内孤波
1.
In this paper, a review is presented for the development in the theoretical analysis and symbolic computation of internal solitary waves in stratified fluids, including their application background, experimental reports and results in the theoretical analysis and symbolical computation as well as unsolved problems for future investigations.
综述了分层流体中内孤波的理论分析和符号运算的研究进展状况,系统介绍了应用背景、实验报道、理论分析和符号运算的结果以及有待进一步研究的问
2)  internal solitary wave
内孤立波
1.
Transformation of Internal Solitary Waves over Continental Shelf: Theoretical Analysis and Numerical Experimental Study;
陆架陆坡区内孤立波的演化:理论分析与数值实验研究
2.
Transmission, reflection and fission of an internal solitary wave incident upon a step in a two-layer fluid system are investigated analytically based on the matched-asymptotic expansion and the Green function.
基于匹配渐近展开和格林函数的方法,研究了两层流体系统中内孤立波在台阶地形上透射、反射及其分裂的演化特征。
3.
Combined with the observation data on internal solitary waves near the Dongsha Island in the South China Sea(SCS),a numerical simulation on the wave-wave interaction is internal solitary wave conducted based on the KP equation.
基于弱二维的KP方程,并结合南中国海东沙群岛附近内孤立波的观测资料,模拟了内孤立波的波-波相互作用。
3)  internal soliton
内孤立子
4)  internal solitary waves
内孤立波
1.
Second-Order Theory of Internal Solitary Waves in Stratified Fluids of Finite Depth;
有限深分层流中内孤立波二阶理论
2.
A preliminary study of SAR remote sensing inversion of internal solitary waves in the north of the South China Sea was made by using the two-layer fluid model of oceanic internal solitary waves.
应用海洋内孤立波2层流体模型的SAR遥感反演技术,对南海北部内孤立波SAR遥感反演进行了初步研究。
3.
To understand the internal solitary waves better,a dispersive relation of internal solitary wave is deduced from a two-layer model of K-dv equation by elliptical cosine function and by perturbation expansion individually.
为了更好地了解内孤立波的特性,分别利用椭圆余弦波方法和摄动展开方法,对两层模型下内孤立波K-dv方程的频散关系进行了推导。
5)  Endovascular isolation
腔内孤立术
6)  Solitary pulmonary nodule
肺内孤立性结节
1.
Objective:To investigate the character of high resolution CT(HRCT) in Solitary pulmonary nodule and its relationship between the innocent and malignant pathological changes.
目的:探讨肺内孤立性结节(Solitary pulmonary nodule,SPN)的HRCT特征与良恶性病变之间的关系。
参考词条
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。