The net return to the seller is the price less the tariff, which is why this can be equivalent to buying at a lower price.
卖家的净收益是售价减去关税的部分，这就相当于以更低的价格进行收购。
2
The Party taking the tariff action shall apply the action only for the minimum period necessary to achieve the substantially equivalent effects.
采取关税措施的缔约方应该把其措施限制在能达到大致相同效果的最短期限内。
3
The base level of specific duties will be that in force at the time of the accession of China and the ad valorem equivalent of each specific duty applied to each tariff position.