radon daughter造句

1、Effects of combustion products, passive smoking, VOC, formaldehyde, radon daughter, indoor microbes, and etc. on the people's health were analysed.

2、The clearance of short-lived radon daughters from rabbit lung is studied in this paper.

3、Calculation of the limit of radon daughters concentration in the ventilation system design of uranium mines

4、The calculating formula of ventilation flow were derived from the accumulation equation for eliminating radon daughters in the inlet flow with or without contamination.