求翻译：是一国政府在一定时期内，对进口的某些商品的数量或金额加以直接限制。在规定的期限内，配额以内的货物可以进口，超过配额的不准进口，或者征收较高关税后才能进口。进口配额制主要有绝对配额和关税配额两种形式。是什么意思？

Is a government in a given period, the import of certain goods to directly limit the quantity or amount. Within the prescribed period, the goods can be imported within the quota, the quota can not be imported, or to impose higher tariffs on imports. Import quotas are absolute quotas and tariff quota

The Government of that country is in a certain period, the import of certain goods direct restrictions on the number or amount to be. within the specified period, the quota of cargo can be imported, the import quota, or subject to high tariffs can be imported. Import quota system with absolute quota

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Is a State Government within a certain period, for imports of certain goods quantity or amount of direct limits. Within the prescribed time limit, within the quota of imported goods may be over quota are not allowed to import, or impose higher tariffs can be imported. Principal absolute quota and ta

It is a government of a country during a specified period of time, the quantity or amount to some goods imported is limited directly. During fixed time limit, the goods within the quota can be imported, exceed the forbidding to import of the quota, or import after imposing the higher tariff. It main