The layer crystal sodium disilicate is a high performance phosphate-free detergent additive, which would not cause the rich-nutrition problem.

层状结晶二硅酸钠是一种性能优异的无磷洗涤助剂，其不会造成水质富营养化问题。

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Lines 12, 13, and 14 define the problem parameters: Need, Cost, and NutrTable (the nutrition table).

第12、13和14行定义了问题的参数：Need、Cost和NutrTable(营养表)。

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The problem: Many beginning runners underestimate the importance of nutrition, for both their running performance and their overall health.

问题：许多跑步新人低估了营养对他们跑步成绩和整体健康水平的重要性。

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But one key to getting this done and solving this problem is passing a strong child nutrition bill.

WHITEHOUSE: President's Council on Fitness, Sports & Nutrition

The RCN has launched its Nutrition Now campaign to raise awareness of the problem by calling on nurses to fill in incident forms when they are unable to help feed patients.

BBC: NEWS | Health | Lack of nurses 'nutrition fear'

AMs heard evidence that the standard of hospital catering and patient nutrition in many cases was poor and that the problem was widespread.

BBC: Public Accounts Committee