上等的

We lunched in a fashionable restaurant.

我们一家上等饭店吃午餐。

The whole shipment of cattle made the grade as prime beef.

这批全部达到了上等标准。

The carpentry is excellent.

这木工是上等。

It was a party flowing with the best champagne.

那是一次人们可痛饮上等香槟宴会。

Finally, this paper states the epurate principle , the focalpoint and the marketing of photocatalyst.

就光触媒净化机理,技术要点以及光触媒产内市场上现状等问题进行了阐述。