,temperature reacting packaging concept,AI container packaging concept,and portable pillbox packaging concept,which dynamically reflects the temperature of the foods inside,assures the quality with an intelligent alterable cubage,and avoids the polluti.
从包装设计所面临的人性化、绿色化等发展趋势出发,立足“高性价比”的设计原则,提出了三种设计新构想,即热变包装构想、智能容器构想和轻便药瓶构想。
The paper depicts the magnetic energy calculation for no load of hydrogenerator de excitation energy capacity calculation with linear and non linear resistor.
本文分析了空载水轮发电机磁场能量计算和空载误强励下 ,用线性电阻或非线性电阻灭磁时灭磁能容的计算。