residual magnetic field detector的意思|示意
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剩磁检查仪
residual magnetic field detector的网络常见释义
剩磁检查仪 ... 疏松（金属缺陷）shrinkage, porosity 剩磁检查仪 residual magnetic field detector 砂型铸造、砂型铸件 sand casting 砂布 sandcloth ...