reckoner

n.

计算手册；

1. At the neck of the wrecked deck, the reckoner checked the opaque cheque.
   在遭破坏的甲板的颈部，计算者检查了这张不透明支票。

Curta Calculator
Public Sector Corporate Governance
Reckoner.
Reckoner
Ladle furnace on-line reckoner for prediction and control of steel temperature and composition
Time and a Place: A luni-solar 'time-reckoner' from 8th millennium BC Scotland
The Lincoln Reckoner: an operation-oriented, on-line facility with distributed control
Reckoner for health risk and insurance premium using adaptive neuro-fuzzy inference system
The Goal of Archimedes' "Sand-Reckoner"
Reckoner for demonstrating arithmetical calculations