分析了我国铁路既有道口信号存在的若干问题，探讨了解决途径。较详细地介绍了一种智能化道口信号及图像监录系统。
The article analyzed the problems in China railways' level crossing signal and explored their solutions. And a intelligent level crossing signal and video monitoring system were introduced in details.
介绍一种自行设计用微机对电力系统动态信号进行快速采集及事故录波的微机系统。
A microcomputer system which USES the microcomputer to conduct the quickly-collecting and recording wave in accident about dynamic signal in dynamic system is introduced in this paper.
本文提出了一种不用时基校正器的彩色电视同步信号再生电路，它能使电视特殊效果发生器或彩色摄象机被录象视频信号同步锁相，对其实际电路进行了详细的分析。
This paper describes a circuit that enables special effect generators or colour video cameras to be genlocked with VTR's without the need of time base correctors, and analyses the circuits in detail.
井深测量是综合录井最为重要的参数之一，在录井仪井深测量系统研制过程中，绞车传感器信号处理是否合理，将直接影响井深测量的精度。
During developing well depth measurement system for mud logging unit, it directly affects the accuracy of well depth measurement whether winch sensor signal processing is rational or not.
介绍了GPS同步的嵌入式双速暂态信号录波装置的原理、结构及其特点。
The principles, structure and characteristics of an embedded dual speed GPS synchronous acquisition recorder is described.
WUS (WUSCHEL)基因编码一转录因子，它的存在使周围细胞具有干细胞的特征，与之相关的信号系统近年逐步被阐明。
The WUS (WUSCHEL) gene encodes a transcription factor that specifies the adjacent cells to be stem cell. The WUS dependent signal systems have been found in different tissues recent years.
WUS (WUSCHEL)基因编码一转录因子，它的存在使周围细胞具有干细胞的特征，与之相关的信号系统近年逐步被阐明。
The WUS (WUSCHEL) gene encodes a transcription factor that specifies the adjacent cells to be stem cell. The WUS dependent signal systems have been found in different tissues recent years.
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