Which one belongs to expendable molds?
Plaster-moldCeramic-moldShell moldInvestment moldEvaporative-patternSand mold
举一反三
- Expendable molds,Which typically are made of sand
- Which one of the following belongs to
- Which one belongs to bound morpheme? A: anti-war B: legal
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- Expendable molds , which typically are made of sand, plaster, ceramics, and similar materials and generally are mixed with various binders(bonding agents) for improved properties. These materials are refractories (that is, they are capable of with standing the high temperatures of molten metals). After the casting has solidified, the mold is broken up to remove the casting.
内容
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Which one belongs to the communication and navigation antennas ? A: ACP B: mic C: APU D: GPS
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中国大学MOOC: Which one of the following speech topics belongs to a different type of speech from the others?
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Which one is not belongs to Staff preparation? () A: General Preparation B: Scrubbing C: Gowning D: Gloving E: Draping
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Which one of the following IP address belongs to 202.115.32.64/26 A: 202.115.32.65 B: 202.115.32.1 C: 202.115.32.63 D: 202.115.32.128
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Which one belongs to Ceremonial Speech? A: welcome speech B: speeches of Description C: Speeches of Explanation D: Speeches of Demonstration