propagation造句
例句与造句
- Wind direction, wind velocity, air temperature and air pressure have a very great effect on the propagation of pressure waves .
风向、风速、气温和气压对压力波的传播有十分巨大的影响。 - The propagation of these temperature changes into the underground is far deeper than that of the annual temperature variations .
这种温度变化对地下的波及深度远远超过年温度变化的影响深度。 - Fermat's principle is not so much a computational device as it is a concise way of thinking about the propagation of light .
费马原理更多的是对光的传播的一种简明看法，而不是一种计算工具。 - An understanding of wave propagation in anisotropic crystals is a prerequisite to the treatment of a number of important topoics .
了解波在各向异性晶体中的传播是研究一些重要课题必不可少的。 - The sparker was originally developed for fundamental studies of underwater sound propagation and of subbottom geology .
火花发生器原来是为了进行关于水下声波传播及海底地质的基础性研究而制造的。 - It's difficult to find propagation in a sentence. 用propagation造句挺难的
is the plane-wave propagation factor in the uppermost medium and w is the propagation factor of the surface wave. 是最上部介质中的平面波传播常数，而w是表面波传因子。 - Crack propagation from the flameout edge can be modeled by considering an edge crack in the martensite surface from flame cutting .
裂纹从烧割边缘的扩展可模拟为一个从烧割处的马氏体表面起始的边裂纹。 - The propagation of stress waves in solids can be considered as a part of the field of acoustics or ultrasonics depending on the conditions .
应力波在固体中的传播，根据其条件可视为声场或超声场的一部分。 - Except for a small length of web at the first fracture location, none of the cracks exhibited a brittle fracture mode of crack propagation .
除第一个断裂位置的一小段腹板外，没有一条裂纹显示出裂纹扩展的脆性断裂模式。 - Here we discuss only two special types of wave propagation problems that have a direct bearing on both theoretical and applied seismology .
在这里我们只讨论和理论地震学及实用地震学都有直接关系的波动传播问题的两个特例。 - One of the principal debates among economists with respect to the origins and propagation of inflation has engaged the "monetarists" and the "structuralists" .
经济学家关于通货膨胀的起因及其蔓延的重大争论之一牵涉到“货币主义者”和“结构主义者”。 - Analyses of dynamic crack propagation and crack arrest for a specified initial flaw size, external geometry, and applied load can be conducted in either of two different ways .
为特定的初始裂纹尺寸、外部几何形状和应用载荷对动态裂纹扩展和裂停止进行分析，可以用两种不同方法中的任何一种来进行。 - Perhaps the simplest illustration of the role of stress waves in dynamic crack propagation and crack arrest is given by the one-dimensional analysis of the double torsion specimen .
也许最简单地说明在动态裂纹扩展和止裂中应力波的规律是由双扭（DT）试件的一维分析给出的。 - Pattern learning with the back - propagation algorithm
利用反向传播算法的模式学习 - News propagation out of control and its institutionalization
新闻传播失范与制度