摘要
阐述了检查化学实验装置气密性的基本原理和一般步骤,并结合实例介绍了检查装置气密性常用的加热法、注水法、鼓气法、抽气法和分段法等.
The author sets forth the basic principle and general steps about checking device air tightness of chemistry experiment,and combines instants introducing usual inspecting methods,calefaction,water injection,air blowing;air exhausting and subsection etc.
出处
《中国教育技术装备》
2006年第6期26-29,共4页
China Educational Technology & Equipment
关键词
检查
化学
实验装置
气密性
inspection
chemistry
experiment device
air tightness
