本文介绍了低含量聚丙烯纤维混凝土的抗弹性和防水性能。

The paper introduces the anticlastic and water-tight performance of low content polypropylene fiber concrete.

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FDA表示，检测出这么低含量的三聚氰胺是因为使用了新的技术，这种技术能检测出微量的三聚氰胺。

The FDA said the low level of melamine was detected with the use of new technology that can detect minute traces of the chemical.

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村里超过97％的妇女血液中含多溴二苯醚，在同一个月里，多溴二苯醚含量高的妇女的怀孕数是低含量妇女的一半。

More than 97% of the women had PBDEs in their blood, and those with high levels were half as likely to conceive in any given month as the women with low levels.

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Eating a high fat diet but one that's low in cholesterol can still potentially lead to high cholesterol levels.

食用高脂但低胆固醇的食物,仍可导致胆固醇含量偏高

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Surprised on the high side or the low side?

惊讶于卡路里含量过高还是过低

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And the fact is, food is healthier if it has less trans fat, but it depends on what fat's swapped out for it, because if you put a healthier fat in then it's--then you get a certain amount of improvement.

事实是,如果食物中反式脂肪的含量较低,确实会更健康,但这取决于被剔除的脂肪种类,因为如果加入较为健康的脂肪,食物的质量会获得一定程度的改善

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选