理论计算机科学 可计算性与计算复杂性 释文 Walsh-Hadamard code 沃尔什-阿达马编码
- field basis
- field bindweed
- field block anesthesia
- field blood station
- field blood storage shelter
- Field blood support equipment
- field blood transfusion
- field blood transporting chest
- field blood transporting vehicle
- field boundary layer
- field breakdown
- field brome
- field bus
- fieldbus
- field bus control system
- fieldbus control system
- field bus control system, FCS
- fieldbus technology
- field calibration of laser altimeter
- field camera, twin-rall camera
- field capacity
- field capacity for irrigated grassland
- field center
- field characteristic
- field characteristic exponent