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单词 parting sand
释义

Definition of parting sand in English:

parting sand

noun
Founding
  • Fine dry sand sprinkled on to a mating surface of a mould to prevent adhesion of the mould surfaces and of the sand in each half of the mould.

Origin

Mid 19th century; earliest use found in Charles Tomlinson (1808–1897), science teacher and writer.

Definition of parting sand in US English:

parting sand

noun
Founding
  • Fine dry sand sprinkled on to a mating surface of a mould to prevent adhesion of the mould surfaces and of the sand in each half of the mould.

Origin

Mid 19th century; earliest use found in Charles Tomlinson (1808–1897), science teacher and writer.

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更新时间:2024/9/21 18:40:51