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Low temperature pattern wax material for investment casting -- Part 1:Testing methods for physical properties (TEXT OF DOCUMENT IS IN CHINESE)
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Low temperature pattern wax materials for investment casting -- Part 2:Testing methods for usability properties (TEXT OF DOCUMENT IS IN CHINESE)
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Central-Station Air Handling Unit (TEXT OF DOCUMENT IS IN ENGLISH)
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Classification And Accreditation For Star-Rated Tourist Hotels
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The test method for compressive strength of carbon materials (TEXT OF DOCUMENT IS IN CHINESE)
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