查询词典 oscillation

Numerical investiga tions were carried out for the sloshing problems with various dept h,roll amplitude of hold in forced or free oscillation.

通过 对不同舱内水深、不同摇幅的水舱强迫和自由晃荡问题的数值计算，发现舱内水深对晃荡力矩有重要影响，在给定的计算频率下，浅水的影响比深水更大。

Based on VHZ data recorded by 7 stations of China digital seismograph network for Nov. 14, 2001, earthquake in the west of the Kunlun mountain pass, we extracted spherical mode of 0S4-0S76 of the earth free oscillation using power spectral density estimation. Because the frequency response of seismograph in China digital seismograph network suppress information of solid tide, we do not need to remove the solid tide in our procession.

利用中国数字地震台网改造后的7个台站的VHZ波形资料，采用功率谱密度估计方法，利用中国数字地震台网地震仪对低频信号压制的特点，在没有对资料去除固体潮影响的情况下，提取了2001年11月14日昆仑山口西地震激发的0S4-0S76地球球型自由振荡，并与地球初步参考模型的理论自由振荡周期进行对比，结果表明与PREM预测的球型自由振荡周期符合得很好。

Then,according to the characteristics of LER measurement and characterization method,the influence factors of LER measurements using AFM,including the nonideal properties of the sizes and shapes of probe tips,the signal noises of AFM images,scan sampling intervals,the driving precision of piezoelectricity,cantilever oscillation and the free parameters of edge detection algorithm and so on,are analyzed theoretically and experimentally,and the methods for restraining and amending the measuring errors are respectively proposed.

然后，根据线边缘粗糙度测量与表征的特点，对各种影响因素，包括探针针尖尺寸与形状的非理想性、AFM扫描图像的噪声、扫描采样间隔、压电晶体驱动精度、悬臂梁振动以及线边缘检测算法中的自由参数等进行了理论和实验分析，并分别提出了抑制及修正的方法。

"The cylinder of an internal-combustion engine is closed at one end by a plate called the head and open at the other end to permit free oscillation of the connecting rod, which joins the piston to the crankshaft."

内燃机的汽缸在一端用盖封住，叫做头，另一端敞开，使连接活塞和曲轴的连杆能自由摆动。

China Digital Seismograph Network ; earthquake to the west of the Kunlun mountain pass ; power spectral density estimation ; toroidal free oscillation of the earth

中国数字地震台网；昆仑山口西地震；功率谱密度估计；地球环型自由振荡

A VOF method was developed to simulate the burst of a axisymmetric buoyancy bubble near a free surface, the formation, rise and descent of a liquid column after the burst, and the whole course of the oscillation of the free surface occurring afterwards until the free surface tends to calm.

发展了一种VOF方法，用以模拟自由面近旁单个轴对称浮力气泡的破裂、破裂后液柱的形成、上升和下降、以及随后发生的液面振荡直至自由面趋于静止的全过程。

Thus the data of the earth spheroidal and toroidal free oscillation can be used to explore the 3-dimensional structure(density structure ,velocity structure) or anisotropy of the earth and help to disclose the convection mode in the whole mantle or in the upper mantle.

因此地球自由振荡信息可用于揭示地球的三维不均匀结构信息或各向异性信息，并可能对区分地幔对流模式有所帮助。

This report involves our research works in the fields of coseismic earthquake stress triggering, fault activities, free oscillation of the earth, precursory changes prior to earthquakes and earthquake forecast.

本研究报告涉及同震应力触发地震、断层活动、地球自由振荡、地震前兆和地震预报等多方面，但是钻孔应力-应变观测是贯穿其中的主线。

When the beam current is below free-running start oscillation current, the results of the nonlinear simulation are consistent with the results of the amplifier's linear theory.

本论文所探讨均匀与非均匀半径结构的磁旋返波管，模拟结果显示操作电流低於自由起振电流非线性分析结果符合放大器线性理论，属於amplifier的操作区段。

Frequency curve should be smooth, no sudden jump point oscillation; response curve of the rapid convergence.

频率曲线应平稳，无突跳振荡点；响应曲线应快速收敛。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。