名词
中文翻译：标准孔
同义词：
['norm', 'standard', 'normative']
例句：
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1.The construction of the tunnel required strict adherence to the standards set by the engineering department.
隧道的建设严格遵循工程部门设定的标准。
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2.The company has established a standard for measuring the quality of its products.
该公司已制定出衡量其产品质量的标准。
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3. The standard hole is designed to accommodate various tools and accessories.
标准孔设计用于容纳各种工具和配件。