jointless的例句（jointless在句子中的用法）

• The design, characteristics and advantages of jointless weldedbridge in our country were introduced. 介绍无缝线路的优点、我国铁路桥上无缝线路的设计及其特点.
• 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.
• 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.