1.
Postnatal Growth and Mating Communication Vocalization and Behavioral Ecology in Greater Horseshoe Bat, Rhinolophus Ferrumquinum
马铁菊头蝠生长发育及交配期交流声波行为生态研究
2.
Studies on Echolocation Calls during Postnatal Growth and Behaviors of Mother-infant Communication of 2 Species of Bats;
2种蝙蝠个体发育阶段回声定位声波及母婴交流行为的研究
3.
density-sonic crossplot method
密度-声波交会图法
4.
time-of-flight ultrasonic flowmeter
飞行时间超声波流量计
5.
harmonic content of an a.c.power supply
交流电源的谐波含量
6.
higher harmonic AC polarography
多阶谐波交流极谱法
7.
second harmonic AC voltammetry
二阶谐波交流伏安法
8.
converts the negative half wave of an alternating current into a positive half wave.
把负极半波交流电转变成正极半波交流电。
9.
Investigation on Triangular-wave AC Oscillopolarography(Ⅱ)--Theory of Single Electrode Reaction
三角波交流示波极谱的研究(Ⅱ)——单组分三角波交流示波极谱理论
10.
Investigation on Triangular-wave AC Oscillopolarography(Ⅲ)--Theory of Two Components
三角波交流示波极谱的研究(Ⅲ)——双组分三角波交流示波极谱理论
11.
single vibration of sound,light,electric current,etc
（声波、光波、电流等的）一次脉动
12.
Modified Kalman filter of TDOA in ultrasonic flow measurement
超声波流量测量时差改进卡尔曼滤波
13.
Experimental Research of Relationship between Traffic Noise and Traffic Forecasts
交通噪声与交通流量关系的试验研究
14.
The converter units generate harmonics which flow in the AC and DC lines.
换流器单元产生的谐波会流过交流和直流线路。
15.
UNIFIED FUNDAMENTAL FREQUENCY AND HARMONIC LOAD FLOW SOLUTION IN AC/DC POWER SYSTEMS
交直流电力系统中统一基波和谐波潮流解
16.
Realization of current wave based on DSP controller in square-wave alternating current TIG welding
基于DSP控制方波交流TIG焊电流波形实现
17.
Active Filter Technique on AC-side of HVDC Transmission Systems
直流输电系统交流侧的有源滤波技术
18.
Optimization Design of the Filter at the AC Side of UHVDC Transmission Project;
特高压直流输电交流滤波器优化设计