容积浓度 meaning in English
bulk concentration
concentration by volume
Examples
- Limiting enclosures . method of control of the leak rate per hour . enclosures of classes 1 and 2 . method of measurement of the increase of the oxygen titre in volume
安全壳.时泄漏率检验方法.级和级安全壳.提高氧容积浓度的测量方法