《每周港股统计数字》
weekly hong kong stock market statistics
数字-数字数据变换器
digital-to-digital data converter
带正负号数字数字系统
signed digit number system
光子计数统计
Photon counting histogram
air traffic control automatic system
国际金融统计数字
international financial statistics
进出口贸易统计数字
import and export trade statistics
统计计数管的时滞
statistical counter time lag
统计计数器时间落后
statistical counter time lag
统计计数误差
statistical counting error