预力混凝土 yùlìhùnníngtǔ prestressed concrete Definitions Defs Origin Strokes Stroke Words Sentences Sents 预力混凝土 預力混凝土 yùlìhùnníngtǔ prestressed concrete Concrete containing steel cables or bars that are pulled tight during or after pouring to create internal tension, allowing the structure to support much heavier loads.
预力混凝土 預力混凝土 yùlìhùnníngtǔ prestressed concrete Concrete containing steel cables or bars that are pulled tight during or after pouring to create internal tension, allowing the structure to support much heavier loads.
