After solidifying for half an hour, the material reaches the strength of spongy bone.
固化半小时后材料达到松质骨的强度。
Marrow is a soft, spongy tissue inside bone.
骨髓是骨骼中一种柔软的、海绵状的组织。
The Bone Marrow: This is soft spongy tissue which is found in the bony cavities.
骨髓：它是一种存在于骨骼中柔弱的海绵组织。
The Bone Marrow: This is soft spongy tissue which is found in the bony cavities.
骨髓：它是一种存在于骨骼中柔弱的海绵组织。
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