High Quality steel - Ultra clean steel to extend bearing life by up to 80%.

使用超纯精钢锻制，使用寿命延长80%。

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Theoretical research of applying magnesium's to ultra clean steel production was carried out.

就镁在冶炼纯净钢中的应用进行了理论探索。

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Used for ULSI manufacturing line, semiconductors manufacturing plants and Ultra clean laboratory.

ULSI制造工厂、半导体制造工厂、超净实验室、研究室等。

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Confirming the trend, Ultra Clean Holdings this afternoon issued a warning of its own for its third quarter ending September 28.

FORBES: Woe Mount For Chip Equipment Firms; Ultra Clean Warns

Ultra Clean CEO Clarence Granger said in a statement that the company continues to see softening demand in the semi capital equipment sector.

FORBES: Woe Mount For Chip Equipment Firms; Ultra Clean Warns

Only the tubes, and not the rooms they are in, need to be kept ultra-clean.

ECONOMIST: Semiconductors