1.
Design of ultrasonic transducer with a quarter wavelength composite exponential horn
带有1/4波长指数形复合变幅杆的超声换能器设计
2.
In the case of reflection, this symmetry depends on whether a quarter wavelength fits an even or an odd number of times in the layer thickness.
而在反射的情况下，这一对称性由薄膜厚度为1/4波长的奇数或偶数倍决定。
3.
Theoretical model calculation shows that the distinquishable bed thickness esti- mated using seismic interval transit time is 1/8～1/4 wave length.
经理论模型计算,用时差估算薄层厚度的分辨率在1/8～1/4波长之间。
4.
The Construction of Compactly Supported Orthogonal Wavelet Basis on 4 of the Filter Length
滤波器长度为4的紧支撑正交小波基的构造
5.
DW-Spectrophotometric Determination of Trace Amounts of Thallium (Ⅲ) with 4-Nitro-4′-fluorophenyl-diazo-amino-azobenzene as Chromogenic Reagent
4-硝基-4′-氟苯基重氮氨基偶氮苯为显色剂双波长分光光度法测定痕量三价铊
6.
Hence, while desiyningbroadbanding magnetron H-section-guided transformer, we must take S=λ_h/4, whereλ_H is waveguide wavelength of a H-section-guided at the high frequency end of theband.
因此在设计宽频带磁控管H形变换器 S=γ_H/4时,γ_H为频带高频端的H形波导波长。
7.
(4) Difference absorption measurement and wavelength modulation harmonic mea- surement are two fundamental approaches for gas light absorption detection.
(4) 差分吸收检测和波长调制谐波检测是气体光吸收检测的两种基本方法。
8.
RMB exchange rate had two-way movement;turnover increased greatly Report of the interbank FX market in April 2008;
人民币汇率双向波动,成交量大幅增长 2008年4月银行间外汇市场运行简报
9.
The carpet be 6 metre in length and 4 metre in breadth .
这地毯是6米长4米宽。
10.
Short wave lengths correspond with high frequencies, and long wave lengths to low frequencies.
短波波长和高频相对应，长波波长与低频相对应。
11.
The syncopated music for this dance in4/4 time.
曼波曲跳这种舞所用的切分音乐，节拍为4／4拍
12.
Theoretical and Experimental research on the Coupling of 4×4 Integrated Optical Waveguide Switch;
4×4光波导开关耦合封装的理论与实验研究
13.
quarter-wave filter
四分之一波长滤波器
14.
a very short electromagnetic wave.
波长非常短的电磁波。
15.
Wave speed equals frequency times wavelength.
波速等于频率乘以波长。
16.
Infrared radiation has wavelengths longer than those of visible light.
红外辐射的波长比可见光的波长长。
17.
The %S_MSG that starts with '%.*ls' is too long. Maximum length is %d.
以 ''%2!'' 开头的 %1! 太长。最大长度为 %4!。
18.
The runway is 80 feet long and has a four-foot springboard.
跑道长80英尺，并配有4英尺长的跳板。