Maintain quality, environment and occupational health safety management.

维护质量，环境和职业健康安全管理体系。

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Keep frozen foods frozen to maintain quality, as bacteria will begin to multiply when the food is thawed.

使冷冻食品保持结冰而维持质量，这是因为当时食品解冻时，细菌将会开始成倍增长。

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The supplier must also prepare and maintain quality performance records indicating inspection and test results.

供应商还必须准备与维护质量表现记录表明检验和测试结果。

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First, that the state of the public finances demands voters pay more to maintain quality services.

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Bechstein, a piano-maker, which shows just how far German companies will go in order to maintain quality.

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It's also easier to maintain quality control -- Regal oversees its equipment from a central location -- and security.

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