ultrasonics

The main work is as follows: 1. Using the theory of ultrasonics, engineering thermodynamics and elastomechanics, the mathematical model of ultrasonic heat effect, refrigerant vaporization and bladder pressure of the urination assist system are built.

具体工作内容如下：1.运用超声学、工程热力学和弹性力学理论建立了排尿助力系统的超声波热效应数学模型、工质汽化数学模型和膀胱压数学模型。

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。

Are there air knives, fluid heads & ultrasonics on the deburr machine?

去毛刺机器是否有风刀, 流动性 & 超声波?

Application of ultrasonics to testing position of interface between two liquids

超声波在两种液态介质界面位置检测中的应用

This paper describes the applications of power ultrasonics in welding.

本文介绍了功率超声波在焊接领域中的应用.

The design of energy complex collecting unit in ultrasonics welding machine is studied in this paper.

本文对超声波焊机声学系统的复合式聚能器的设计进行了理论研究和实际应用。

In applications of ultrasonics, a variety of electronic instrumtation is used.

超声波应用中, 要使用许多电子仪器设备.

Machine parts of irregular shape can be washed very clean by ultrasonics.

用超声波能把形状不规则的机件洗得很干净.

The ultrasonics stopped and the light went soft.

超声波停了，灯光也弱了一些。

Developing of Acoustics System in Ultrasonics Welding for Li-Battery

锂电池超声波焊机声学系统的研制

Conclusions: Color Doppler Ultrasonics examination can serve as a chief adjuvant diagnostic method.

结论: 彩色多普勒检查是首选的辅助检查方法.

This paper explains the design of an Ultrasonics Doppler Spectrum Analysis System for fetal umbilical blood flow monitoring. The gist of discussion includes the sampling method of the Doppler signals and the algorithm of the blood flow parameters.

阐述了胎儿脐带血流超声Doppler频谱分析仪的设计，重点分析了Doppler频移信号采样和血流频谱参数的算法。

In medical and other applications of ultrasonics , a variety of electronic instrumentation is used.

超声波在医学和其它应用中, 要使用许多电子仪器设备.

ultrasonics deals with ultrasonic waves, which have frequencies above the audible range, and their applications in industry and medicine

超音波声学研究包括超音波之振动（频率高于可听得见的范围）以及工业和医学方面的应用

Objective To summarize the clinical significance of differential diagnosis with ultrasonics for solitary pulmonary mass.

目的回顾性总结超声鉴别肺部孤立性肿块的临床意义.

Its principal Branches are architectural, environmental , musical, and engineering acoustics, and ultrasonics.

声学主要分成建筑声学 、 环境声学 、 音乐声学 、 工程声学和超音波.