收到求救信号,一架B-52轰炸机用具有历史意义的单次投弹,炸毁了队伍前面的约30辆装甲车。
Responding to a call for help, a B-52 bomber attacked the first 30 or so vehicles in the column with a single, historic pass.
与将多个电流信号切换至单台安培表不同,将一个电流源切换至多个负载通常不需要任何时候到维持电流通路的连续性。
Unlike switching current signals to an ammeter, switching a current source to multiple loads usually does not require maintaining the current path at all times.
理论分析结果表明,单周控制开关功率放大器的输出信号与输入信号成线性变化关系,其控制性能由输出滤波器决定。
The theory research results of one cycle controlled switching power amplifier show that the output signal follow the input signal linearly, and the control performance is decided by output filter.
当信号值是相对地而言的,则使用单端连接。
The single-end connection is useful when a signal is referenced to ground.
对于其中的单稳态电路的数字化和数字锁相环提取位同步信号也进行了详细的设计说明。
The digital realization of monostable circuit and extraction of bit-synchronous signal with digital phase lock loop are also introduced in detail.
在这个系统中,通信载体、信源编码、虚拟键盘的设计和脑-机接口信号的单次提取是四个最核心的问题。
There are four key issues in the system, that is communication carriers, source coding, designation of virtual keyboard, and the single-trial estimation of its message carriers.
对于非线性元件的输出为单值而输入有多值的情况,令输出为正弦信号,输入包含有各次谐波。
If the nonlinear element has a single output and multiple input values, the output signal is taken to be sinusoidal and the inputs contain harmonics.
最广泛应用的单轴感应式信号传感器是微动同步器。
The most widely used single - axis inductive pickoff is the microsyn.
应用最为广泛的是采用单端基准带系统的接地信号源。
The big no-no is a grounded source using a referenced single-ended system.
最广泛应用的单轴感应式信号传感器是微动同步器。
The most widely used single-axis inductive pickoff is the microsyn .
单端基准点(rse)的测量系统是相对于地线测量信号的,有时也称为接地测量系统。
A referenced single-ended (RSE) measurement system, also called a grounded measurement system, is similar to a grounded signal source, in that the measurement is made with respect to earth ground.
单变量分析发现脑微出血的出现和数量,低教育程度及白质高信号的程度与简易精神状况检查低分值有显著相关性。
Univariate analysis showed presence and number of MBs, short duration of education, and severe white matter hyperintensities as significantly associated with subnormal scores.
多载波信号的峰值平均功率比远远大于单载波系统,而且峰平比随着子载波个数无限增长。
The ratio of peak and average power in multi carrier system is much larger than that in single carrier system, and may grow unboundedly as the number of subcarriers grows to infinity.
本文利用心脏磁场单磁偶极子模型研究了心脏磁场强度检测信号的频域空间滤波法。
Based on single magnetic dipole model, the spatial filtering method of cardiac magnetic signal in the frequency domain was investigated.
单波形跟踪瞬变信号的变化,并实时提取所需的信号参数和信号处理要素是本文研究的主要理论与技术。
Through single waveform, following the instantaneous change signal's changing and timely collecting signal's base process factors are main theories and technique of this paper.
通过分析模糊函数表达式,得到了单、多周期信号的理论多普勒分辨率与时延分辨率。
By analyzing ambiguity function expressions, this paper resolves theoretic Doppler signal resolutions and delay resolutions of single-period and multi-period symmetrical triangle LFMCW signals.
根据信号相位匹配原理及其信号参数的最小二乘估计方法,提出了一种单频信号检测方法。
On the basis of signal phase matching principle and the method of least squares of parameter estimation, a method for single-frequency signal detection is presented in this paper.
对宽带线性调频信号的方位角估计以及对这类信号辐射源单站跟踪问题进行了研究。
In this paper, the problem of DOA estimation and single station localization and tracking of wideband chirp signals emitter researched.
本文研究了各种威胁信号的产生方法,在单部雷达辐射信号分析的基础上建立了密集,复杂射频脉冲信号的模型。
The producing methods of various threaten signals are researched. And the model of the dense and complex radio frequency pulse signals is founded on the analysis of single radar signal.
本文提出一种动态测试中单次性信号测试数据的贝叶斯推断方法,其中单次性的被测信号和输出信号被认为是随机过程的现实。
The paper presents a kind of bayesian inference of simple signal in dynamic measurement. The simple measured signals and output signals are thought of as realizations of stochastic process.
流量计采用单芯电缆完成对井下集流器、电路板供电,同时单芯电缆还完成两路流量信号、压力及温度信号的传输。
The flowmeter provides one core cable to supply power for the packer and downhole circuit of the flowmeter, at the same time, the signal transmit through the cable.
给出了采用单、双信号防盗电技术的具体实现方法。
A concrete realization method that the singal, double signal were used to guard against stealing electricity technique was given out.
当输入为单波长信号光时,可以通过测量探测器输出的电信号来获得光纤光栅所承受的温度和应变信息。
The amount of the temperature or strain imposed on this device was obtained by measuring the electric signals changing with the shift of resonant wavelength.
图114中的块矩阵可以将单路输入连接到任意单路输出,因此在任意时间只能有一个信号路径是活动的。
The blocking matrix of Figure 1-14 allows the connection of a single input to any single output. Therefore, only one signal path is active at any given time.
但该方法仅适用于单分量信号,且需要较高的信噪比环境。
But it only is applied into mono-component signals and demands higher signal-to-noise environment.
给出了LFMCW雷达信号的多周期模糊函数,并与单周期信号进行了比较。
The multi-period ambiguity function of LFMCW radar signal is given, and compared with single-period ambiguity function.
混频器主结构采用两只对称的单平衡混频器组合,通过上下两路信号移相来达到消除镜频的目的。
The main structure of the mixer adopts two symmetrical single-balanced mixers, with phase-shifting of the up and down path signals to eliminate the image frequency.
本文提出了一种在加性复高斯白噪声中对单频复正弦信号频率的估计方法。
A method for estimating the frequency of a complex sinusoid in additive complex white Gaussian noise is proposed.
目的:采用单光子发射CT分子功能影像技术探讨头皮针刺疗法信号传递的途径和原理。
Objective To explore the route and mechanism of scalp acupuncture signs by means of molecular functional imaging technology of single photon emission CT.
目的:采用单光子发射CT分子功能影像技术探讨头皮针刺疗法信号传递的途径和原理。
Objective To explore the route and mechanism of scalp acupuncture signs by means of molecular functional imaging technology of single photon emission CT.
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