Bone consists of a matrix of crystals of calcium, chiefly the phosphate and carbonate, embedded among collagen fibres, providing strength and elasticity, and bone cells (less than 5% of its volume).

骨由镶嵌在胶原纤维中的钙、磷和碳晶体的基质和骨细胞(少于骨体积的5%)组成，胶原纤维提供强度和弹性。

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Bone consists of a matrix of crystals of calcium, chiefly the phosphate and carbonate, embedded among collagen fibres, providing strength and elasticity, and bone cells (less than 5% of its volume).

骨由镶嵌在胶原纤维中的钙、磷和碳晶体的基质和骨细胞(少于骨体积的5%)组成，胶原纤维提供强度和弹性。

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