The shoes were of mean quality.

这些鞋子的质量很差。

youdao

The bulk sampling discussed in this paper is primarily interested in estimating the mean quality of the bulk material with reasonable cost, so as to adjust the price and process duly when necessary.

散料抽样的目的是为了对总体质量进行估计，以方便定价或进行生产质量控制等。

youdao

But the AAUP and other college officials say too many adjuncts mean lower educational quality.

VOA: special.2009.04.09

While in financial markets corrections offer the opportunity to buy the dip, or, as Warren Buffett would put it, be greedy when others are fearful, in art, weak markets mean lower quality works, even from top artists.

FORBES: Christie's And Sotheby's Going For Their Biggest Auctions Ever As Art Market Stagnates

At the end of the day, will the cream rise to the top, or does too many startups mean quantity overwhelms quality?

FORBES: Is It Too Easy to Start a Startup?

"It clearly showed that public satisfaction with the service doesn't necessarily mean that the quality of the advice was good, " Ms Parker said.

BBC: NHS Direct call centre