Perfect quality control systems insure high quatily and reliability of products.

完善的质量保证体系确保了产品的高质量和高可靠性。

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However, there are many different aspencts between CD-R and DVD-R, They both need perfect quality control.

尽管CD-R和DVD-R之间存在着很多的不同，它们都需要完善的品质控制。

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The company has established perfect quality control system, possesses the first-class production lines and strong technique force.

公司拥有一流的生产线、雄厚的技术力量和完善的质量体系。

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In short, all the producers of Parmigiano-Reggiano have an iconic vision of what the perfect cheese should look like, feel like, smell like and taste like, and all of its production and quality control is geared to produce exactly this result.

FORBES: The King Of Cheeses: Why Does It Taste So Good?