查询词典 progressive wave

Aim To study a method realizing noise control for a physical model of progressive wave in a duct.

目的 针对实际的具有行波的管道模型，研究一种降噪方案。

A small-amplitude progressive wave in a stretched string has a velocity of 10 m s-1 and a frequency of 100 Hz.

一个小幅度逐步波加长字符串的速度10米的S - 1和一个频率为100赫兹。

Tidal currents in Long Island Sound do not exhibit the features of a progressive wave as in Chesapeake Bay.

长岛湾的潮流不象Chesapeake湾的潮流那样显示出前进波的特征。

The particles constituting the medium perform only small vibrations, but the whole motion is that of a progressive wave.

我们所观察到的波的运动是一种物质的状态的运动，而不是物质本身的运动。

In this paper a method is presented to verify the instruments for the measurement of sound intensity in a progressive plane wave field.

本文提出一种通过平面行波，直接检定声强仪性能指标的方法。

A light disk suspended from a quartz thread; when exposed to a progressive sound wave its torque can measure velocity.

用石英线悬挂的光盘；当遇到前进的声波时它的扭矩可以测量速率。

Thread; when exposed to a progressive sound wave its torque can measure velocity.

用''。'石英'。''线悬挂的光盘；当遇到前进的声波时它的扭矩可以测量速率。

This paper presents the result of an experimental study on the distribution of uplift pressure along a horizontal plate of an open wharf exposed to a regular progressive wave.

通过系列模型试验，对波浪上托力沿板宽分布进行了详细分析，提出对于透空式平板结构，发生较大冲击压强或上托力的分布主要分为均布型和局部冲击型两类，由此得到压强分布的计算公式。

The time-history method is used for calculating the seismic response of high piers under uniform excitation and progressive wave effect in consideration of pile group effect and pile-soil interaction.

建立一座5跨薄壁高墩连续刚构桥的空间抗震有限元模型，考虑群桩效应和桩-土效应，运用时程分析法计算了一致激励及行波效应下高墩的地震响应。

Government functions ; system resource ; weak colony ; progressive unemployment impact wave ; diversified guarantee system ; system-transforming cost ; operating cost

政府职能；制度资源；弱势群体；累进失业冲击波；多元化的保障制度；转制成本；运行成本

The father that if work,mad father, love annoys, disposition is too indrawn the be short ofing that the father of Mu Ne, resign oneself to adversity causes father easily to love is broken; Communicate time effectively between father and son, Mu Zizhi to be less than a hour on average to wait a moment every week, it is the cause that causes the child to become addiction.

如工作狂的父亲、爱愤怒的父亲、性格过于内向木讷、逆来顺受的父亲都易造成父爱的缺失；父子、母子之间的有效沟通时间每周平均小于一小时等等，都是造成孩子成瘾的原因。

These are vandal proof and they come with a locking mechanism.

这是野蛮的证据，他们来到了锁机制。