datum time meaning in Chinese

计时基准起始时间
起始时间

The serial a / d transformation and the channel isolation technology are adopted . eight - channel parallel data acquisition and test data time - sharing storage are realized . verilog hdl ( hardware description language ) is adopted to design the vxi register - based interface circuit and control circuit of each channel
以fpga ( fieldprogrammablegatearray )为控制核心,采用串行a / d变换器和通道隔离技术,实现了8通道并行采集和测试数据分时存储功能,利用veriloghdl ( hardwaredescriptionlanguage )设计vxi寄存器基接口电路及各通道的控制电路。
In view of the problems existing in air traffic control system that there are many types of tracking information and quality of the information is not consistent with time segments technique , a new algorithm , which is based on data of multi - types sensors is presented of time normalizing - extrapolating for data time - alignment
摘要针对空中交通管理中的多种类型航迹信息以及信息质量不一致等问题，采用了聚类的时间片技术，提出一种基于多类型传感器数据信息的时间归一化外推数据对准算法，融合航迹数据，提高了航迹信息的一致性和准确性。