undercoat

英 [ˈʌndəkəʊt]

美 [ˈʌndərkoʊt]

n.  底涂层; 内涂层; 底层涂料

复数：undercoats　现在分词：undercoating　过去式：undercoated　第三人称单数：undercoats　过去分词：undercoated　

化学

BNC.26848 / COCA.41041

牛津词典

noun

• 底涂层；内涂层；底层涂料
  a layer of paint under the final layer; the paint used for making this

柯林斯词典

• 底漆；内涂层
  Anundercoatis a covering of paint or varnish put onto a surface as a base for a final covering of paint or varnish.

英英释义

noun

• thick soft fur lying beneath the longer and coarser guard hair
  Synonym:underfur
• the first or preliminary coat of paint or size applied to a surface
  Synonym:flat coatgroundprimerprimingprimer coatpriming coat
• seal consisting of a coating of a tar or rubberlike material on the underside of a motor vehicle to retard corrosion
  Synonym:underseal

verb

• cover with a primer
  Synonym:primeground

双语例句

• As the undercoat is a paler color, the effect of this shading is a coat which appears to glow.
  如果底毛的颜色浅，这种阴影造成的效果是被毛看起来显得象在发光。
• Phenomenon manifested in paint films by the wearing away of the finish to expose the substrate or undercoat.
  漆膜由于面漆磨损而使基材或底漆暴露出来的现象。
• One child can thus be genetically susceptible and his or her sibling not. Undercoat, as well as furnishings on breeches and underside of tail, may be lighter shades of the dominant color.
  双胞胎中的一个孩子将遗传易感性而他或她的同胞却不会。内被毛如同四肢和尾部内侧，可能是遗传上显性的微淡一些的颜色。
• On the body, the outer coat is of medium length, flat or wavy, and is easily distinguishable from the undercoat, which is short, soft and dense.
  在身躯上，披毛为中等长度，平坦或略呈波浪状，很容易与底毛区分开，底毛短、柔软和浓密。
• They also adopt fibreglass reinforced plastics undercoat and corrosion resistant glass-flake coating lately.
  近年来又采用了玻璃纤维增强塑料内涂层、玻璃鳞片耐腐蚀涂料。
• COAT: Coarse hair, straight with a well developed undercoat.
  被毛：粗糙的被毛，直，有发育良好的底绒毛。
• Covered with fibers resembling cotton; nappy. a small slender short-haired breed of African origin having brownish fur with a reddish undercoat.
  棉花的，有毛的用象棉花一样的纤维覆盖的；有绒毛的；有短茸毛的非洲种瘦长而短毛的小猫，皮毛略带褐色，底层绒毛略带红色。
• The coat and heavy mane is thick, with coarse guard hair and a wooly undercoat.
  它的被毛和鬃毛浓密，分为粗硬的针毛和柔软的内毛。
• The paint shall be homogeneously applied without exposed undercoat and depainting, and minor scratch is not allowed;
  涂漆均匀，无漏漆、脱漆现象，允许有轻微划痕；
• Synthesis and application of acrylic resin for UV-curable cathodic electrophoretic coating Cathodic electrophoretic coatings have been widely used as antirust undercoat for their excellent corrosion resistance, high electrophoretic force and coulomb efficiency.
  紫外光固化阴极电泳涂料用丙烯酸树脂的合成及应用阴极电泳涂料由于其优异的耐蚀性能、的泳透力和库仓效率而广泛用作防锈底漆。