The methods of lean production aim to combine the flexibility and quality of craftsmanship with the low costs of mass production.

精益生产方式目标是将工艺灵活性、高品质与大批量低成本生产结合起来。

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Eliminating waste, building quality and focus on learning are a few Lean principles, which are the focus of this article.

消除浪费、保证质量、关注学习，这些紧凑原则是本文的重点。

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Cheryl suggested that we focus on protein at lunch time, preferably lean: "High quality protein is a cornerstone of a healthy eating plan."

Cheryl建议我们在午餐时间的时候着重在蛋白质上，更好地专注在那边：“高品质的蛋白质是健康的饮食计划的基石。”

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It is also important to eat adequate amounts of high quality lean protein like chicken, fish, lean red meat, lowfat dairy or protein supplements like soy or whey, because your body's ability to absorb protein decreases somewhat with age.

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They lean toward making poor quality ads and then saturating the airwaves with them, he said, resulting in an air war that drains campaign coffers and turns voters off.

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Make sure to eat plenty of high-quality, lean protein like fat-free dairy, egg whites, fish and skinless chicken (protein should make up about 20 percent of your total calories) and limit vitamin A fortified foods or multivitamins with high doses of vitamin A, which can negatively impact bone health.

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