In this paper,the dispersive characteristics of guided waves propagating in tubular structure are described,and the .
为此,对导波在管状结构中的传播特性进行了阐述,分析了其频散现象对导波检测技术的不利影响,并以导波在电站管道和锅炉受热面的实际检测为例,研究了激发超声导波的不同方法和对频散的影响,分析了导波检测中的模式选择和频散抑制方法。
In order to study the safety of tubular structure resisting inner explosion loads,the process of dynamic response to tube wall and the impact effect of wedge to tube end were analylzed.
为研究内爆炸载荷作用下某厚壁管状结构的安全性,对圆管管壁的动态响应过程和楔子对圆管末端的冲击作用进行分析。
The present article deals with the nest architecture, frequency distribution of head width and daily rhythm of outandin activities of the carpenter ant Camponotus tonkinus Santschi.
对金毛弓背蚁ＣａｍｐｏｎｏｔｕｓｔｏｎｋｉｎｕｓＳａｎｔｓｃｈｉ的巢穴结构、工蚁头宽频数特征及巢外活动节律作了系统的观察和分析。
A very small tube or tubular structure.
小管，细管细小的管子或管状结构
DURABILITY. All-steel construction, 6mm plate body, tubular frame.
持久性：全钢结构，6毫米盘钢车身，管状结构。
full of pores or vessels or holes.
充满了孔、管状结构或者洞。
ALL-STEEL BODY, sturdy, 14 gauge diamond plate. Tubular frame.
全钢坚固车身：14级菱形钢，管状结构。
Polyaniline Nanotubes Obtained by Template Method;
模板法制备聚苯胺纳米管状结构材料
Study on the Numerical Simulation Method and Detection Characters of Ultrasonic Guided Waves in Cylindrical Structures
管状结构中超声导波检测特性数值模拟
Safety Analysis of Tubular Structure Resisting Inner Explosion Loads
内爆炸荷载作用下某管状结构安全性分析
Theoretical Study on Properties of Soil and Structure during Pipe Jacking Construction;
顶管工程土与结构的性状及理论研究
STATE OF RESEARCH ON CONCRETE-FILLED FRP TUBES
FRP管混凝土组合结构的研究现状
The Structure and Properties of the Electrospun PLGA Tubular Scaffold
静电纺PLGA管状支架的结构与性能
Research on Behavior of Square Concrete-Filled Steel Tube Structure Considering Bond State;
考虑粘结状态的方钢管混凝土结构性能研究
Mesh structure of two-dimensional tumor microvascular architecture phenotype heterogeneity in non-small cell lung cancer
非小细胞肺癌微血管构筑二维表型的网状结构
Structure design of the tubular nonwoven composite material applied on pipeline rehabilitation
管道修复用管状非织造布复合材料的结构设计
schistose structure
【地质】片状构造, 层状结构
A similar hoodlike, lidlike, or caplike structure, such as a root cap.
帽状结构一种盖状、帽状的结构，如根帽
The Flat Netlike Organization Structure of Chinese University and Relevant Academic Management;
中国大学扁平网状式组织结构与学术管理
Stereological study on three-dimensional structure of gastric neoplastic cells
胃管状上皮性肿瘤细胞三维结构的体视学研究
Design of planar structure comb-like spectrum generator based on step recovery diode
基于阶跃二极管的平面结构梳状谱发生器设计