BLACK FONT TITLE indicates that the notechart has passed the quality threshold, but it can be improved a lot.

黑色标题（黑名）作品，表示谱面通过审核水准，但仍有大量进步的空间。

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Deletionists believe that Wikipedia will be more successful if it maintains a certain relevance and quality threshold for its entries.

删除主义者认为维基维持其对条目的质量和相关性将会变得更加成功。

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Nevertheless, we might beunwilling to transact at all without some guarantee that the services wereceive meet a minimum quality threshold.

不过，假如没有保证我们所接受的服务满足最低质量要求，我们或许就根本不愿做交易了。

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Though there was nominally a quality threshold, the successful train operators were those submitting the lowest bids for subsidy.

ECONOMIST: Railways

With all its flaws, publication in mainstream peer-reviewed journals is the best mechanism science has yet devised for ensuring that the findings and conclusions reaching the public ear remain above a certain quality threshold.

BBC: Climate science and acts of creation