“填背砂”的概念、定义、翻译、参考文献-科学参考

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单词	填背砂
释义	填背砂 back up (铸造用语)
随便看	agricultural service transformer agricultural side-tipping trailer agricultural soil agricultural sulphur agricultural system agricultural system engineering agricultural technique agricultural tools and equipment agricultural traction engine agricultural wastes agricultural waste water agricultural weather forecast agricultural weather forecast in time agriculture agriculture aid funds agriculture in Indian agriculture in transition agriculture pollutants Agrimonia pilosa Agrimonia pilosa japonica agrimonine agrimonol agrimonolide agrimophol agrimotor