Straw board: Originally, board made from straw fibres. Now used loosely to mean any type of boards for case-making.
草纸板：原本指用稻草纤维造的纸板。现在则笼统的指任何用来造书壳的纸板。
Grey board or unlined chipboard are the normal boards used for case-making.
无里粗纸板是造书壳的常用材料。
Grey board or unlined chipboard are the normal boards used for case-making.
无里粗纸板是造书壳的常用材料。
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