Quality cost is the cost which is needed to keep product quality at the given level, it includes prevention cost, appraisal cost, internal losing cost and external losing cost.

质量成本是指将产品质量保持在规定的水平上所需的费用，它包括预防成本、鉴定成本、内部损失成本和外部损失成本。

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According to the principle of efficiency, tort liability principles ought to minimize the accidents costs including the prevention cost, the accident loss, as well as the administrative costs.

效率原则要求侵权责任的归责原则应当能够使预防成本、事故的损失成本以及行政管理成本的总和降到最低。

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By using these prevention strategies, the high cost of dental treatments can be avoided.

通过采用这些预防战略，可避免牙科治疗的高费用。

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It has been suggested that obesity prevention could result in cost savings.

FORBES: Alcohol, Obesity and Smoking Do Not Cost Health Care Systems Money

When comprehensive lifestyle changes are offered as treatment (not just as prevention), significant cost savings occur in the first year because the biological mechanisms that control our health and well-being are so dynamic.

CNN: Change your lifestyle, reverse your diseases

Many will claim that designing data centers for failure prevention and uptime assurance is cost-prohibitive.

FORBES: All I Want For Christmas Is...System Uptime