air change meaning in Chinese
换气次数
空气更换
Examples
- A minimum of six air changes per hour is suggested
建议每小时最少换气6次。 - A method of determining air change rates in detached dwellings
独立住宅空气交换率测定方法 - With approval , airflow may set back to 6 air changes per hour when space is unoccupied
如经过同意，当实验室无人时，可以将换气量降为6次每小时。 - Standard test method for determining air change in a single zone by means of a tracer gas dilution
用示踪气体稀释法测定单区内空气变化的标准测试方法 - Thermal insulation in buildings - determination of air change in buildings - tracer gas dilution method
建筑物隔热.建筑物中换气率的测定.示踪气体稀释法