There are two categories of on-spot rapid graphite morphology te st methods for nodular iron production at present: direct method and indirect method.

球铁石墨形态炉前快速识别技术目前有直接快速检测和间接快速检测两大类。

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The late George Young, a former general manager of the Giants, always looked at production when evaluating a player, and Te'o produced.

WSJ: Determined Giants on the defensive as draft nears