名词短语中文翻译
中文翻译：下切法
同义词：
['undercutting method', 'undercutting technique', 'undercutting process']
例句：
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1. The engineer used the undercut-caving method to excavate the tunnel.
工程师使用下切法挖掘隧道。
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2. The undercut-caving method is a crucial step in the construction process.
下切法是施工过程中至关重要的一步。
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3. The undercut-caving method has been proven to be more efficient than traditional methods.
下切法已被证明比传统方法更高效。