名词
中文翻译：预涂底漆
同义词：
['pre-primed base', 'primer-coated base']
例句：
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1. Theengineer used a precoated base toensure the wall was stable before painting.
工程师使用预涂底漆确保墙面在上漆前是稳定的。
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2. Before startingthe project, the teamapplied a precoated baseto prepare the surface for painting.
在开始项目之前，团队给表面涂上了预涂底漆以准备上漆。
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3.The painter used a precoated baseto achieve a smoother finish on thewalls.
画家使用了预涂底漆来使墙壁的涂装更加平滑。