单词：annular saw
annular saw的用法和样例：
例句
- Circular saw for the octagonal-shaped tower, highshi san ceng , bottom-up on each floor for the law of diminishing.塔身为八角圆锯形，高十三层，由下而上每层作规律递减。
- As you lift the saw, the spring-tensioned telescoping guard will automatically close under the blade.抬起圆锯后，弹簧绷紧压入的保护罩会自动在锯片下方关闭。
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