... phosphorous bronze welding electrode 磷青铜电焊条 phosphorous calcium glass 磷钙玻璃 phosphorous deoxidize copper tube 磷脱氧铜管 ...
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Micro structure of glass state cementing materials containing small amount of calcium, such as slag, phosphorous slag and fly ash, was studied by SEM and XRD.
通过电镜和X -射线衍射实验，研究了在外加剂作用下矿渣、磷渣、粉煤灰形成的低钙玻璃态胶凝材料的微观结构。
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