名词短语
中文翻译：用于镜子的灰色酚醛油漆
同义词：
['grey polyurethane paint', 'grey polyurethane coating', 'grey polyurethane varnish']
例句：
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1. This grey polyurethane paint is perfect for painting the walls of a new office building.
这种灰色聚氨酯油漆非常适合新办公楼的墙面涂装。
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2. The engineer decided to use a grey polyurethane coating on the roof to protect it from weathering.
工程师决定在屋顶上涂上一层灰色聚氨酯涂层，以保护它免受风雨侵蚀。
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3. The painter used a grey polyurethane varnish to give the wooden door a smooth and glossy finish.
这位画家使用灰色聚氨酯清漆给木制门上了一层光滑而光亮的外观。