名词
中文翻译：灰色醇酸底漆
同义词：
['grey alkyd paint', 'grey alkyd base coat']
例句：
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1. The painter used a greyalkyd primer to prepare the surfacefor painting.
画家使用灰色醇酸底漆来准备表面进行绘画。
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2. The carwas painted with a grey alkydprimer before being sanded and varnished.
汽车在被砂光和上漆之前，先涂上了灰色醇酸底漆。
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3. The primer is essential forachieving a smooth finish on the painted surface.
底漆对于获得涂装表面的平滑效果至关重要。