In this paper the realization approach of X-band four-frequency multiplier microstrip structure is discussed mainly.
本文主要讨论x波段四倍频器微带结构的实现途径。
An analog signal is composed of four basic components: DC and AC magnitudes, frequency, and phase.
模拟信号由直流和交流分量、频率和相位四部分组成。
Four white LEDs on the interface pulse at different frequencies, and the system can use the frequency of the brainwave evoked to determine at which LED the user is staring.
四个白色led在不同频率上闪烁,系统可以通过脑电波确定是看着哪个频率的led。
Powernowd: This governor daemon bases frequency changes off of the processor load and has four different behavioral modes that users can chose.
powernowd:这个调控器守护进程根据处理器负载改变基本频率,用户可以选择四种行为模式。
Sleep is divided into REM and four stages of non-REM; each has a distinct brain wave frequency.
睡眠过程可分为快速眼动阶段和四个非快速眼动阶段,每个阶段的脑波频率都不一样。
Those creatures have long had four-color vision, but a key difference is that their fourth type of color detector is in the high-frequency ultraviolet range, beyond where humans can see.
这些动物早已拥有四色觉,但关键的区别是,他们的第四种颜色位于高频的紫外线区域,在人类可视范围之外。
The studies used food frequency questionnaires to follow up the participants every four years, asking how often, on average, they ate a standard portion of each fruit.
该研究使用食物频率问卷来追踪参与者每四年一次,关于多久一次,平均而言,每种水果他们所吃的量都是标准的。
Each satellite contains four "atomic clocks", which vibrate at a precise frequency, according to the laws of the quantum theory.
每一个颗卫星上都装有四个“原子钟”,它们根据量子理论法则,以精确的频率振动。
Parents were quizzed about the types and frequency of the food and drink their children consumed when they were three, four, seven and eight and a half years old.
在这些儿童三岁、四岁、七岁和八岁半时,研究人员向孩子的父母询问了孩子所摄入的饮食的种类,以及隔多长时间进食。
Parents were quizzed about the types and frequency of the food and drink their children consumed when they were three, four, seven and eight and a half years old. They were marked on a.
在这些儿童三岁、四岁、七岁和八岁半时,研究人员向孩子的父母询问了孩子所摄入的饮食的种类,以及隔多长时间进食。
Chapter Four carries out the quantitative and qualitative data analysis. 23 kinds of pragmatic strategies are identified with their frequency computed.
第四章对所收集的语料进行定量和定性分析,界定了23种批评策略,并且计算了各种策略出现的频率。
While researching the unit statistics, we will, at the first step, make statistics the frequency of the four styles of each commonly used word and classify the different words into sub-types.
在政论语体的个体统计研究中,第一步先统计出政论语体每类中的每个常用词在四种语体中的使用频率,与此同时把各类词按小类归类统计。
During a seven-day auction on eBay that ended on May 29, Novocin says he sold four items, including an X-Band Weather Radar Modulator for and a high-frequency radio circuit card for .
最后,经过七天的竞价,诺沃辛卖出了四件零件,包括以500美元的售价卖出一个雷达调节器和以32美元卖出一个高频无线电电路板。
Unlike the better balanced straight-six or even the ultra-smooth V-12 engine, the humble four-cylinder generates an up and down vibration with a frequency of twice the crankshaft's rotational speed.
不像运行起来比它更稳定的直列六缸引擎或者极其流畅的V - 12引擎,卑微的四缸引擎会以一种比自身机轴转速高两倍的频率产生一上一下的振动。
Derived and solved the governing vibration equations of orthotropic membrane, and obtained the power series formula of nonlinear vibration frequency of rectangular membrane with four edges fixed.
得到了按矩形四边固支边界考虑时,膜材大挠度非线性振动频率的幂级数表达式。
For four months now, about three months time, stool frequency, but also pull foam.
宝宝现在四个月了,在三个月左右的时候,大便次数多,还拉沫。
In the newer type coaxial system, the signals transmitted are much higher in frequency and amplifiers are required every four miles.
在较新式的同轴电缆系统中,传输信号的频率高得多,所要只每隔四英里装一个放大器。
This paper analyzes the modal of Y7125 gear grinder spindle, gets out the main four stages of spindle vibration frequency and deals with the data.
基于有限元方法,对Y7125型磨齿机的砂轮主轴进行模态分析,得出了四阶主振动频率,并对数据进行了处理。
In this model, running state of transmission line is divided into four states, and calculation method of state probability, state frequency and state duration in balanced state are given.
该模型将输电线路的运行状态划分为四种状态,给出了每种平稳状态的状态概率、状态频率和状态持续时间的计算方法。
Taking four weighing idlers for example, its frequency characteristics are analysed and the analysing results are indirectly certified by practice.
以四托辊秤架为例,计算分析了秤架的频率特性,经实验证明计算结果是正确的。
A four frequency eddy current inspection instrument was developed based on theoretical analysis and simulative tests.
在理论分析和大量模拟试验基础上研制了四频涡流检测仪。
The four indicators, frequency, fatalities, sufferers and direct economic losses, measuring earthquake disaster have been studied in this paper.
本文研究了地震灾害的四大指标一频率、死亡、受灾人数、直接经济损失。
Brillouin enhanced four wave mixing, whose interference beat frequency drives an acoustic field, can improve the SBS phase conjugation fidelity.
采用四波混频加强SBS的方法,其相干拍频驱动声子场,能提高SBS相位共轭保真度。
It has four start mode: the ramp voltage start, the limit current start, the ramp speed start and the discrete frequency start.
所研究的软起动器具备四种起动方式:电压斜坡起动、限流起动、转速斜坡起动和分级变频起动。
Standard four periodical rectangular patterns with typical spatial frequency and radiometric temperature were generated according to signal transfer equation.
该方法从红外成像系统信号传递方程出发,模拟生成不同空间频率、辐射温度的标准四周期矩形样条;
Based on equivalent four-terminal networks of the longitudinal ultrasonic transformer, the resonant frequency equation and the amplitude magnification coefficient, with reactive load, are studied.
在负载为纯力抗的状况下,利用纵振型变幅杆等效四端网络,对频率方程和放大系数进行了研究。
The value of the boundary at the 25th, 50th, or 75th percentiles of a frequency distribution divided into four parts, each containing a quarter of the population.
四分位值在被分成四部分频数分布中位于25,50或75点的边界值,每部分包含四分之一人口。
To overcome the disadvantages of light intensity difference frequency stabilization, the dithering frequency stabilization for four frequency differential laser gyro is studied in this paper.
为避免传统光强差稳频方式的缺陷,提出了四频差动激光陀螺小抖动稳频方法。
The recovery force equations and the relational equations of frequency and temperature were derived from above four constitutive models respectively.
推导了复合梁在温度变化情况的回复力方程和复合梁的振动频率和温度间的关系方程。
Modes in four frequency differential laser gyros have different round trip loss due to different polarization, propagating direction.
由于四频差动激光陀螺中四个模式偏振态、运行方向的不同,各模式具有不同的单程损耗。
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