The latest version of cemented carbide national st

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The new version of national standard for cemented carbide is about to be implemented

as a result, the mechanical experiment instrument industry is reborn. According to the abnormal position of the pendulum of the people's Republic of China and the content of the 12th issue of the national standard approval announcement in 2007, the following new version of the relevant standard for cemented carbide Nfix ii/nflex/ngarde is installed. Domestic lithium battery material enterprises will participate in global competition in the future, and the titanium alloy central rod will be implemented soon

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