氦泄漏检验
Examination for helium leak detecting
塑料瓶输液检漏仪
leakage detector for plastic bottle infusion
渗液检验
liquid penetrants testing
液-液-液三相萃取
There-liquid-phase extraction
液－液－液三相体系
liquid-liquid-liquid system
液－液－液三相微萃取
liquid-liquid-liquid microextraction
液-液-液三相液相微萃取
liquid-liquid-liquid phase microextraction(LLLME
液-液-液微萃取
liquid-liquid-liquid microextraction
包装检验检疫
packaging inspection and quarantine