名词
中文翻译：双层柱状接头
同义词：
['双层柱状接头例句：1. The new design of the car has two-layer columnar joints', 'which greatly improves its performance.（这款新车的设计采用了双层柱状接头，极大地提高了其性能。）2. In construction', 'these joints are used to connect different layers of concrete.（在建筑中，这些接头用于连接不同层次的混凝土。）']
例句：
-
1. The new design of the car has two-layer columnar joints, which greatly improves its performance.
这款新车的设计采用了双层柱状接头，极大地提高了其性能。
-
2. In construction, these joints are used to connect different layers of concrete.
在建筑中，这些接头用于连接不同层次的混凝土。
-
3. The engineer carefully examined the two-layer columnar joints before starting the project.
工程师在开始项目之前仔细检查了双层柱状接头。