词汇	pressure-tight weld
释义	pressure-tight weld 密封焊道,气密焊
随便看	human body and natural environment Human body arts and esthetics human body barrier human body center of gravity human body centrifuge human body centroid forecast human body circumference curve Human body close sensor technology human body comfort human body comfortableness human body comfort feeling human body composition human body corrosion human body data base human body data cloud Human Body Detection human bodydimension human body dimension measurement Human body dimensions human body disorder human body ecosystem human body electrostatic discharge human body energy Human body enginecring human body engineering