请详细说明保护性关税是如何保护幼稚产业发展的？的翻译：Please elaborate on how did protective tariffs to protect infant industries development? 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Please provide details of the protective tariff is how to protect infant industry development?

Please elaborate on how did protective tariffs to protect infant industries development?

How please do the specify protection customs duty protect the weak industrial development?

Please note that protective tariffs to protect infant industries?

Please elaborate on how did protective tariffs to protect infant industries development?