Jointless turnout is a key technique in developing CWR track across section.道岔無(wú)縫化是跨區(qū)間無(wú)縫線路發(fā)展的難點(diǎn)和關(guān)鍵技術(shù).The technique of semi - integral abutment jointless bridge has a bright future.半整體式橋臺(tái)全無(wú)縫橋有著廣闊的應(yīng)用前景.The design, character...