What should be paid attention to when using concrete admixtures(2)?

In the process of concrete mixing, the mixing method of admixture has a great influence on the effect of admixture.…

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What should be paid attention to when using concrete admixtures?

Admixtures can be used for almost all kinds of concrete, but suitable admixtures must be selected according to engineering needs, construction conditions and construction technology.…

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Inventing the iPod: How the 'really big risk' Paid off for Apple

While joining Apple, the worlds most valuable company may seem obvious today, 2001 was different. Thats when CEO Steve Jobs asked -- not asked -- Tony Fadell to join the company to create a groundbreaking device. But the man who would later…

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What should be paid attention to when handling lanthanum oxide?

White amorphous powder. The density is 6.51g/cm3. The melting point is 2217°C. The boiling point is 4200°C. Slightly soluble in water, easily soluble in acid to generate corresponding salts. Exposure to the air easily absorbs carbon dioxid…

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