以均衡交叉口各车流方向的通行能力为目标,建立了固定信号配时和动态信号配时的极大极小优化模型。
Taking the equilibrium of the capacity of each flow direction as the objective, a max-min optimization model is proposed to investigate fixed timing plan methods and dynamic timing plan methods.
这种无线技术依靠使用射频(RF)信号传递信息的固定天线(即基台)的广泛网络。
This wireless technology relies upon an extensive network of fixed antennas, or base stations, relaying information with radiofrequency (RF) signals.
当多数常规机载雷达依靠机械扫描天线收发信号的时候,有源电子扫描阵列(AESA)传感器却使用固定的孔径。
While most conventional airborne radars rely on some form of mechanically scanned antenna to transmit and receive signals, active electronically scanned array (AESA) sensors employ a fixed aperture.
他们还要被固定在巨型离心机里,经历头昏眼花、肌肉扭曲和无意识的流眼泪的同时,接收信号并回答问题。
They were also strapped into a giant centrifuge, where they had to read signals and answer questions despite dizziness, muscle contortions and involuntary spurts of tears.
我注意到不少东西,其中一个危险的信号是:固定范围软件合同看起来还是很普遍,而且不仅仅在日本。
One of the things I noticed was how fixed scope software contracts seemed alarmingly common - and not only in Japan.
他另外还说,为了得到足够强的信号来识读这些碱基,只需要将每个碱基固定大约1毫秒就可以了。
In order to get a strong enough signal to read the bases it is only necessary to trap each one for around a millisecond, he says.
一个永久固定在海港的锚,供系泊一艘船之用。通常包括锚体,连接水面一个系泊浮球的铁链,以及一面供船只插的信号旗。
An anchor permanently installed in a harbor for mooring a sailboat, typically consisting of the anchor, chain to a mooring ball on the surface, and a pennant to which the boat attaches.
如在街上无法逃脱时,应抱住路灯、交通信号灯、垃圾箱、邮箱或其它固定物体并大声求救。
If on the street and they can't run, grab a street light, traffic sign, trash can, mail box or other fixed object.
脉宽调制器是一种能够产生周期固定而占空比(脉宽)可调的方波信号的电路。
Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).
铁路固定装置。通讯和信号装置架空线路用器材。钢筋混凝土电杆支撑卡箍。
Fixed railway installations. equipment for overhead telecommunication and signalling lines. plate for securing cross - pieces to reinforced concrete posts.
他们选择一套设备来提供测试信号和度量,然后将这套设备固定在一个19英寸的架子上。
They select a set of instruments to provide test signals and make measurements and then bolt the instruments into a standard, 19-in. rack.
铁路固定装置。通讯和信号装置架空线路用器材。钢筋混凝土电杆支撑卡箍。
Fixed railway installations. equipment for overhead telecommunication and signalling lines. bracing collars for reinforced concrete posts.
铁路固定设备。通讯和信号装置架空线路用器材。木电线杆钭撑用卡箍。
Fixed railway installations. Equipment for overhead electric telecommunication and signalling lines. Bracing collars for wooden posts.
“固定-移动的融合可能在经过多次失败的开始和凭空允诺之后最终横空出世。”一家咨询公司信号研究组的迈克-泰蓝德说到。
“FMC may finally be taking off after so many false starts and empty promises,” says Mike Thelander of Signals Research Group[1], a consultancy.
“固定-移动的融合可能在经过多次失败的开始和凭空允诺之后最终横空出世。”一家咨询公司信号研究组的迈克-泰蓝德说到。
“FMC may finally be taking off after so many false starts and empty promises, ” says Mike Thelander of Signals Research Group[1], a consultancy.
铁路固定设备。通讯和信号装置架空线路用器材。钢筋混凝土电杆上横梁固定用板。
Fixed railway installations. equipment for overhead telecommunication and signalling lines. plate for securing cross - pieces to reinforced concrete posts.
同步电机的固定螺丝没有固定,天线电机随同步电机一起转。同步电机的信号线被绞断了。
The fixed screw in synchrous motor is not fixed. The antenna motor rotates with synchrous motor. The signal line was broken by the rotation.
固定频率源可以在在通讯系统和雷达系统中作为本机振荡器,也可以作为数字电路的基准时钟信号,因此得到了广泛的应用。
Single frequency source is usually used as local oscillator in communication system and radar system, also as a reference clock in digital circuits, so it is a extensive-applied technique.
提出了一种在有固定中继的蜂窝网络中使用信号衰落差值进行移动定位的方案。
This paper proposed a positioning scheme based on differences of signal fading in cellular system with fixed relays.
常用超低频信号发生器的输出只有几种固定的波形,不能更改。
The output of common ultralow frequency signal generator has only a few fixed waveforms which can not be changed.
多分量信号的时频分布会产生交叉项,采用固定核函数的时频分布,其适用的信号形式有很大的局限性。
Time-frequency distribution(TFD) of multi-component signal can produce cross-components, TFD with fixed kernels perform well only for limited signals.
“固定不动的”人造卫星被用来转播及广播电磁通讯信号。
Manned "stationary" satellites are used to relay and broadcast electromagnetic communication signals.
我们用一系列固定间隔处的值代替连续信号。
We replace the continuous signal with a series of values at fixed intervals.
该网络从输入语音信号的特征矢量序列中提取出一组固定数目的特征矢量,然后将这特征矢量馈入神经网络分类器进行识别。
It picks up the character vectors of a group of Numbers from the sequence of the character vectors of the input speech signals, and then put the vectors into the NN sorter to recognize.
在一个采样时间不固定,且采样信号带有噪声的应用实例中,采用变步长的跟踪微分器加预报的方法得到了较好的结果。
In a practical example, a good result is obtained by the adoption of step-varying TD and predicting under the condition of sampled signal with noise and sampled time varying.
中波信号用固定环形天线和垂直天线接收,通过数据据解算获得方位信息。
With fixed round antenna and vertical antenna accepting the medium wave singal, by accounting data to get the direction information.
为了研究这一问题,我使用了一个滤波器组,来获得一系列固定在市电频率的信号。
To investigate this, I used a filter bank to obtain a set of signals locked to the incoming line frequency.
为了研究这一问题,我使用了一个滤波器组,来获得一系列固定在市电频率的信号。
To investigate this, I used a filter bank to obtain a set of signals locked to the incoming line frequency.
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