单词	zone of preference
释义	zone of preference 特惠区
随便看	sealing together of parts of vessels sealing property sealing property test sealing rate of core sealing reagent sealing regenerative type air preheater sealing regenerative-type air preheater sealing reliability sealing resin sealing resin sheet sealing resin used on color tv set Sealing Resistance sealing ridge on beads sealing ring sealing ring between rotor blades and stator sealing ring bushing sealing ring cap sealing ring of gyrosphere sealing ring of silicone rubber sealing rings sealing ring sealing sealing riveting sealing robot sealing rock sealing rod