Jointless turnout is a key technique in developing CWR track across section.道岔无缝化是跨区间无缝线路发展的难点和关键技术.The technique of semi - integral abutment jointless bridge has a bright future.半整体式桥台全无缝桥有着广阔的应用前景.The design, character...
我需要一根铁丝或绳子来捆它.I need a length of wire or string to tie it with.木偶由身体各部分相连接组成的用线或绳子操纵的形象; 牵线木偶.A figure having jointed parts animated from above by strings or wires; a marionette....