为了提高密封材料与粘结体之间的粘结性,在接缝表面必须涂打底料的过程叫做打底,对表面脆弱的粘结体,打底可除去灰尘提高面层强度,并可防止混凝土,水泥砂浆中的碱性成份渗出。
打底裤 Leggings ; Pants ; leggings
打底衫 Primer shirt ; Bottoming shirt ; under shirt ; bottoming shirt
打底焊 backing weld
打底焊道 backing weld ; backing run ; backing weld / back weld ; backing bead
打底机 Padding and impregnating machines ; padding machine
打底层 bond coat ; Base Coat ; priming coat
打底系列 PRIMER
浸渍打底漆 Die prime coat
油漆打底 [涂料] paint base
有些牛仔打底裤会有假的拉链和裤兜设计,有些则带松紧腰带,没有裤兜。
Some jeggings have faux zip-flies and pockets, while others just have an elastic waistband and no pockets.
通过使用作为打底人所有的石油打底优势,同时也节省了时间的丙烯酸层。
By using an acrylic layer as an underpainting one has all the advantage of an oil underpainting while also saving time.
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