There is a need for passive preventive measures, such as redesigned domestic cooking and eating areas, safer electrical kettles and temperaturecontrol devices for bathrooms.
有必要制订被动预防措施，如重新设计家庭的厨房和餐厅区域，更安全的电水壶和浴室的温控设备。
2
In this paper, a temperaturecontrol system for electrical heating furnace, using variable sampling period and variable structure is proposed.
本文提出一种采用变采样周期、变结构的电阻炉温度控制系统。
3
Main equipment: pre-heater, evaporator, condenser, sugar meter, vacuum system, temperaturecontrol, liquid level control, valve fittings, automatic electrical control system;