November coke price shock back to the 1 schedule 40 pipe price of the impact

November coke price shock back to the 1 schedule 40 pipe price of the impact ...…

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Microsoft Patch, Tuesday, November 2021

Microsoft Corp. today released updates to eliminate at least 55 security vulnerabilities in its Windows operating system and other software. Two of the patches target vulnerabilities that have already been used in online attacks, and four of…

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Graphite is the most thermodynamically stable allotropic form under standard conditions. However, carbon with a low graphitization degree (amorphous carbon) is easy to produce in the carbonization of traditional carbon precursors due to the very high...…

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Protein active substance type foaming agent of cement foaming agent (third generation foaming agent)

The protein-type foaming agent is a high-grade foaming agent with good performance and good development prospects. From the general development trend, it will occupy an increasing proportion of applications in recent years. Although its price is very...…

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