Experimental demonstration of the proper choice, demonstrationequipment design is reasonable, it will directly affect the quality of classroom teaching.
演示实验选择的是否恰当，演示仪器设计的是否合理，会直接影响课堂教学的质量。
2
In 2006, in the national support plan, "Agriculture and Forestry Biomass project", the solid biofuels densifying technology equipment and demonstration project was established.
2006年，在国家支撑计划《农林生物质工程》中设课题进行成型燃料关键技术设备和工程示范。
3
Kits are also available for equipment centres or health care professionals who wish to set up a demonstration system.