Xinpu Phosphate Mine, medium and small-sized, features Complicated hydrogeological conditions and Marine sludge and heaving sand menacing underground operation.
新浦磷矿为一水文地质条件较复杂，海淤、流砂威胁井下开采的中小型矿山。
The heat cured sand of Al-Mg-B compound phosphate inorganic binder was modified by ultrasonic oscillation to binder and adding organic polymer YPPJ while mixing of sand.
采用对所研制的粘结剂进行超声波振荡及混砂时加入有机高聚物yppj对铝镁硼复合磷酸盐铸造粘结剂热硬砂进行改性。
This paper deals with the preparation of composite phosphate modified sodium silicate binders and sand mined method and its properties.
本文研究了复合磷酸盐改性水玻璃粘结剂的制备及其型砂的混碾工艺和性能。
The ingredients of the product comprise zircon sand, limestone, calcium phosphate, calcium fluoride and borax.
产品成份为锆英砂、石灰石、磷酸钙、氟化钙、硼砂。
The ingredients of the product comprise zircon sand, limestone, calcium phosphate, calcium fluoride and borax.
产品成份为锆英砂、石灰石、磷酸钙、氟化钙、硼砂。
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