名词
中文翻译：Unknown
同义词：
['check', 'test', 'inspection例句：1. Before painting', 'we need to perform a smoothness check on the surface of the wood.（在涂漆之前，我们需要对木材的表面进行平滑度检查。）']
例句：
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1. Before painting, we need to perform a smoothness check on the surface of the wood.
在涂漆之前，我们需要对木材的表面进行平滑度检查。
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2.The engineer performed a smoothness check on the new machine before it was put into use.
工程师在将新机器投入使用前对其进行了平滑度检查。
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3. The manufacturer conducted a smoothness check on the product before shipping it to the customer.
制造商在将产品发货给客户之前进行了平滑度检查。