Paper had already existed in China, but the process for producing it was difficult and the paper was of low quality.

中国已经有纸了，但是生产纸的过程很困难，而且纸的质量也很差。

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The third state is the health state of low quality and experience between health and disease.

第三状态是处于健康与疾病之间的健康低质量状态及其体验。

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They are ultimately applied to the transformation of input data, which may be of low quality, into an output with a higher level of consistency and quality.

它们最终应用于输入数据的转换，这可能质量很低，得到具有较高一致性和质量的输出。

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"In a lot of the parts of the developing world this trust could be broken and because it's become so profitable to distribute,sell,manufacture, a lot of these products that are of low quality, and substandard."

VOA: standard.2010.06.07

Ruben Toral,chief executive officer of health industry consulting firm Medeguide, says more people will weigh low cost against quality guarantees when choosing destinations for treatment.

VOA: standard.2009.12.23

This is the story of how one man combined LEDs with solar energy technology to bring high-quality, low-cost electric light to poor people around the world.

VOA: standard.2009.12.13

Since then, and also thanks to the continued leakage of low-quality Russian diamonds, the price of low-quality diamonds has done the unthinkable and collapsed.

ECONOMIST: THE DIAMOND BUSINESS

But allegations of financial conflicts of interest flew, and the panel's chairman, Thomas Whalen , argued that the data presented had been of low quality.

FORBES: Breast Implants, Bextra And Fair Disclosure

Around 70% of Brazilians own their own homes, but many of these (around 85%, Mr Paim de Andrade estimates) are self-built one room at a time, and are of low quality.

ECONOMIST: A housing boom has investors swooning