block signal

So, signal detection of vehicle is an engineering roadblock.

因此, 车辆信息的信号检测是一技术难题.

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Calculation of Time Interval between Two Trains in Moving Block Signal System

准移动闭塞列车安全间隔时间的计算

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Blocking of Akt signaling pathway can induce apoptosis and growth inhibition of cancer cells.

Akt信号传导途径被抑制之后，可引起肿瘤细胞的凋亡和生长抑制。

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83 ( 8.6%) blood vessels were blocked and color blood flow imaging had no signal, and no spectrum was obtained.

83（8.6%）条血管闭塞，彩色血流显像未见血流信号，未引出频谱。

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Objective To block signal transduction of cell cycle checkpoints by antisense blocking of chk1/ 2 gene to increase the radiation sensitivity of HL-60 cell line.

目的通过反义封闭chk1、chk2基因，阻断细胞周期检测点信号传导通路，从而增加HL60细胞放疗敏感性。

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Bonding of propeller to shaft block signal interlocking

螺旋桨与轴胶合联结与闭塞制结合的联锁法

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Wedge block can push all signals to the reset position;

楔块能够将说有的发号块推到复位位置上；

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Through wavelet transform, signals are separated into block signal with different frequency.

小波变换可以将交织在一起的混合信号分解成不同频率的块信号。

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Roiling Intermitting Conveyer Design and Calculation Calculation of Time Interval between Two Trains in Moving Block Signal System

滚动式间隔输料装置的设计与计算准移动闭塞列车安全间隔时间的计算

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The parameter selection of frequencies and anti-interference performance for Frequency-shift type automatic block signal

移频自动闭塞制式频率参数的选择及其抗干扰性能

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The SDXC matrix can implement non-blocking cross-connect of any grade STM-1 input signal.

此矩阵可实现2条STM -1 输入信号中任意等级支路之间的无阻塞时隙交换.

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A Research on Simulation Model of Railway Station& Block Signal Automatic Control System

铁路大站及区间信号自动控制系统模拟模型的研究

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Erected in1884.the colonial style building comprises a main building, a stable block and signal tower ( commonly known as Round House).

整组建筑包括主楼、马厩及报时塔（俗称圆屋）。

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Kernel signal handling is rather elaborate, because the POSIX semantics allows processes to temporarily block signals.

内核信号处理是很复杂的过程, 因为POSIX信号 语义允许进程临时禁止某些信号的接收.

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Lastly the digital signal processing block made of FPGA + DSP is presented.

最后给出了由FPGA+DSP构成的数字信号模块的实现过程.

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This paper put forward a simulation model of railway station& block signal automatic control system. Two sub models were included: the station interlocking sub model and double line automatic block sub model.

提出了铁路大站及区间信号自动控制系统计算机模拟模型结构，在此基础上建立起车站联锁子模型和双线区间自动闭塞子模型。

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At the discourse level, sentence final particle le signals the end of a discourse block.

在话语层面，句末助词‘了’可能成为话语结束的标志。

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Fiberoptic Transmission Network of the Railway Dedicated Communication and Semi-antomatic Block Signal

铁路专用通讯与半自动闭塞信号光缆传输网

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Application of PI3K/ Akt and COX-2 signal pathway blockage in treatment of gastric carcinoma

PI3K/Akt和COX-2信号通路阻断在胃癌治疗中的应用

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The paper gives solutions to the problems with lighting circuit of permissive aspect of block signal of existing automatic block section according to relevant specifications.

通过对现有自动闭塞区间通过信号机容许信号点灯电路存在问题的分析，根据相关规范，提出解决办法。

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Then a block-signal formulation of Wiener filters and a vector space interpretation of Wienerfilters are considered.

然后阻拦信号熏肉香肠过滤器的公式化和熏肉香肠的传染媒介空间解释过滤器被考虑.

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With the signal-chip computer control system, automobile blockader can be combined with time sale network system.

利用单片机 控制系统把汽车挡车器与在线式产品销售网络系统连接起来.

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The key technologies of SDH such as asynchronous mapping, pointer processing, Virtual Concatenation ( Vcat) and Link Capacity Adjustment Scheme ( LCAS) are applied in this system with which the primary block signal E1 and Ethernet data can be accessed through SDH network together.

该系统综合运用了SDH的异步映射、指针处理、虚级联（Vcat）、动态链路容量调整（LCAS）等关键技术，实现了一次群信号E1和以太网数据在SDH上的接入。

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Simulation results show that the proposed method can effectively block the signal and reject interferences. Besides, the signal wave can be exhibited in real time through the proposed method. 6.

仿真实验表明：此方法能够稳健地实现信号阻塞，具有较强的干扰抑制能力，并能够实时地给出目标辐射噪声的时间波形。

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Molecular targeted drugs block signal transduction of tumor cells or related cells to control gene expression, then to inhibit or kill tumor cells.

分子靶向药物通过阻断肿瘤细胞或相关细胞的信号转导，来控制细胞基因表达，从而抑制或杀伤肿瘤细胞。

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Traditional of the horizontal filter is adopted to void the inherent delays in FFT block signal processing in time-domain feedback part. By reducing the error diffusion, a lower error rate is obtained ultimately.

而在时域反馈部分使用传统的横向滤波器，避免了FFT块信号处理中固有的延迟，减少了误差扩散。

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Validity and feasibility of the finite difference time domain method is demonstrated by the echo-wave signal of a flat bottom hole block.

通过与平底孔试块实际缺陷回波信号的对比，验证了脉冲超声波有限差分法模拟计算的有效性和正确性。

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Modeling of Interference Simulation in Block Signal Simulation System ON THE SIGNAL-TO-NOISE RATIO IN SELF-CALIBRATING BLOCK ADJUSTMENT

区间信号仿真系统中干扰仿真的建模研究论自检校区域网平差中的信噪比

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Moving-block signaling system indicates the development tendency of urban rail transIt'signaling system.

移动闭塞是城市轨道交通信号系统的发展方向.

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Whether the crossing shutoff signal remains an independent system or interlocks with the automatic block passing signal, which way is better?

道口遮断信号是独成系统还是与自闭通过信号间发生联锁，各有利弊。

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