The machine uses minute quantities of ozone to sterilise and deodorise refrigerated food vehicles.这种机器使用极少量的臭氧为食品冷藏车消毒杀菌和去除异味。A minimal amount of raw sewage goes into the harbour.极少量未经处理的污水流入港口。The Martian atmosphere contains only tiny amounts of water.火星的大气层中只含有极少量的水。Only minute amounts of the chemical were found in the water supply.水中只发现极少量的这种化学物。