Incomplete combustion and improper draft conditions can cause ethylene formation. 不完全的燃烧和不适当的通风条件能导致乙炔的产生。
After sterilisation, the load should be stored in a controlled manner under ventilated conditions to allow residual gas and reaction products to reduce to the defined level. 灭菌后,产品要保存在控制状态下,保持通风条件,使残留气体和反应产物降低到规定的水平。
The observer should always make full notes about the atmospheric conditions. 观测者要对大气条件作详细记录。
Cellulose does not contract or expand due to atmospheric conditions. 纤维素不因大气条件而收缩或膨胀。