请看新华社的报道:

In the wake of the contaminated baby milk powder scandal, Chinese quality watchdog on Wednesday cancelled all kinds of national inspection exemptionspreviously given to food producers.

鉴于近期的婴儿奶粉污染事件,国家质检总局于本周三宣布停止所有食品类生产企业获得的国家免检产品资格。

The national inspection exemption labels printed on food products and their packages became invalid from Wednesday.

印制在食品类产品及其包装上的国家免检标志从周三起不再有效。

上面的报道中,national inspection exemption就是“国家免检”的英文表达了,national inspection exemption label 则是印在产品包装上的“国家免检标志”。exemption是很常用的一个词,表示“免除”的意思,比如tax exemption(免税),exemption from examination(免试),exemption clause(免责条款)等。另外,在产品的质量检查中,常见的还有“抽检”和“全检”,这两个词在英文中的表达分别为sample inspection和full inspection。