precoating
n. 涂底层；[涂料]预涂层；熔模涂料
v. 预涂；涂底（precoat 的 ing 形式）
例句
The technology of pack boronizing with precoating re layer is studied.
研究了预涂稀土涂层固体粉末渗硼工艺。
The present invention relates to a solder paste composition used for precoating an electrode surface with solder.
本发明提供一种钎焊膏组合物，该组合物可应用于电极表面预涂钎料。
This article expounds the influences from the aspects of precoating photosensitiser coating and drying process on the quality of diazo paper.
本文以予涂，感光液涂布及干燥三方面工艺论述对晒图纸质量的影响。
