氧 气 乙 炔 气 瓶 的 整 改
Rectification of Gas Bottles of Oxygen & Acetylene
Pic 1 Before Rectification: Mixing of Oxygen and Acetylene Gas Bottles in A Cage
图一、整改前:氧气和乙炔气瓶混放一个吊篮里
Pic 2 After Rectification: Oxygen and Acetylene Gas Bottles are Set Apart
图二、整改后:氧气和乙炔气瓶分开存放