1·Active control is now being vigorously investigated in various acoustic fields.
有源控制已在声学的各个领域内进行着富有成效的研究。
2·For the radiation of a plate and a sphere, the acoustic fields are reconstructed, and the numeral calculation results agree with the theoretic results.
针对平板辐射和球形声源辐射的声场进行重构，数值计算的结果与理论分析结果一致。
3·This paper presents a highly efficient absorbing boundary condition suitable for use in the finite-difference time-domain (FDTD) modeling of acoustic fields.
本文提出一种用于声场时域有限差分法(FDTD)的高效吸收边界条件。
4·Practical implications of these concepts are explored, first the generation and nature of acoustic fields, and then their formal descriptions and measurement.
这些概念的实际的暗示被探索首先声音的领域的代和自然，以及他们的正式的描述和测量。
5·Numerical results of fluid and acoustic fields are reported and discussed. Some important issues for further development of the simulation model are discussed.
计算并讨论非定常流场与气动声场计算结果，并分析此数值模型可以进一步完善的一些重要方面。
6·Because of the coupling between surface channel and SOFAR channel, sound propagation in two, axis underwater channel is complex and calculation of acoustic fields is difficult.
由于表面声道与深海声道间的耦合效应，声波在双轴海洋声道中的传播比较复杂，因此求解双轴海洋声道中的声场就比较困难。
7·A method of calculating the waveguide invariant based on the frequency-shift compensation method, which is used to improve the longitudinal correlations of acoustic fields, is developed in this paper.
基于提高声场水平纵向相关的频移补偿方法，提出了一种声场波导不变量的计算方法。
8·Acoustic holography is an effective method to analysis noise fields.
声全息方法是分析噪声场的一种有效手段。
9·First, this paper summarizes the previous research on ultrasonic cavitation, as well as some developments of the current research, and sums up the acoustic cavitation applications in various fields.
本文首先综述了前人对超声空化的研究，以及当前的一些研究新进展，并且总结了声空化在各个方面的应用。
10·We provide also consultant services in the fields of noise, acoustic, sound and vibration.
我们还提供噪声、声学、声音与振动等领域的咨询服务。