Improvement on hypothesis and arithmetic of the model was advanced and the chart of new model design was proposed.
对该模型的假设条件和推算方法等方面进行改进，给出了新模型设计框图。
2
This temperature control system used improved PID control arithmetic in software, fully considered measure of anti-jamming in hardware, the chart circuit and software flow chart are offered.
The arithmetic of coordinates transformation is one of the core techniques in the ECDIS electronic chart display and information system based on GPS(global position system).