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.
要想在冬天穿出这种感觉,只要准备一条罗纹打底裤和一双桃红色的靴子,惊喜打造七十年代的经典造型。
To winterize the look, add a pair of thick ribbed tights and cherry-red boots for an unexpected surprise to the classic '70s outfit.
在现代法式烹饪中,béchamel酱汁往往以牛奶打底,只要再加入一些黄油,奶油,香草或其他调味品很快就能调出一锅还算不错的酱汁来。
Inmodern French cooking, a bechamel is a quickly made milk-based foundationrequiring only the addition of butter, cream, herbs or other flavorings to turnit into a proper sauce.
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