The electrical knob on "reset" position to ensure there is no test subject, and then the cyclone in automatic or semi-automatic position.
将电气旋钮置于“调正”位置进行试车，确认无题目后，再将电气旋置于自动或半自动位置进行工作。
2
The RS232 interface allows easy adapting of the unit to computerized data acquisition in laboratory studies and semi-automatic production test systems.
RS232接口允许容易适应单位计算机化的数据收集在实验室研究和半自动生产测试系统中。
3
Model BQJ-1 Semi-automatic Water-bath Test Tank for Aerosol Cans Capacity:Counted by each can immersion in water for two minutes.