base coat

• 底釉,打底层,底涂层,底层

base coat的用法和样例：

例句

1. This means that they have a soft, downy undercoat and a harder guard coat.
   也就是说他们除了一层柔软的底层毛以外，还有一层比较厚硬的外层毛。
2. Some of the mobilized elements may be reprecipitated at the base of the soil profile.
   某些移出的养分可能在土壤剖面底层重新沉淀下来。
3. Use this paint as a base before you varnish.
   在你上清漆前，先用这种漆作为底漆。
4. Subsequent coat Thermo 300 silver, or according to the coating systems of Kansai.
   适用下涂厚涂无机富锌底漆，或参考我司推荐配套。