进口奶粉需要缴纳的税种主要有以下几种：

中文版：

关税：是针对进口商品征收的税种，按照商品的价值或数量计算，通常以百分数表示。

增值税：是对商品和服务的增值部分征收的税种，根据商品的零售价或生产成本计算。

消费税：是对特定商品，如烟草、酒类、化妆品等征收的税种，根据商品的价值或数量计算。

附加税：是根据关税、增值税和消费税等基础税种征收的额外税费，可能因商品种类和进口国家而有所不同。

英文版：

Customs duty：It is a tax levied on imported goods, calculated based on the value or quantity of the goods, usually expressed as a percentage.

Value-added tax (VAT)：It is a tax levied on the value added to goods and services, calculated based on the retail price or production cost of the goods.

Consumption tax：It is a tax levied on specific goods such as tobacco, alcohol, cosmetics, etc., calculated based on the value or quantity of the goods.

Surtax：It is an additional tax levied on the basis of customs duties, VAT, and consumption taxes, which may vary depending on the type of goods and the importing country.