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now is an era of information technology. various high-tech products are constantly being developed and produced, so teaching equipment has gradually begun to be wid...

experimental instruments are instruments used in specific experiments in the natural sciences. they are mainly used in physics, chemistry, and biology, and their im...

laboratory safety knowledge(1) when using flammable, explosive, corrosive and toxic chemicals and electrical equipment, etc., the operating regulations shall be str...

clean cabinets and safety cabinets are common equipment in laboratory furniture. fandi and everyone will introduce the basic knowledge and differences between clean...

the normal operation of teaching instruments and teaching equipment is a material condition to ensure that teaching can be carried out smoothly. therefore, the exte...