loctaltube

例句：

1. 1. The engineer designed a new loctaltube for the construction project.
   工程师为建设项目设计了一种新的管状物。
2. 2. The scientist discovered a new type of loctaltube that could improve energy efficiency.
   科学家发现了一种可以提高能源效率的新型管状物。
3. 3. The construction workers used loctaltubes to transport materials from one location to another.
   建筑工人使用管状物将材料从一个地点运输到另一个地点。