天然无定形石墨砂具有良好的导热性和蓄热性。
The natural nonctystalline graphite sand has good thermal conductivity and thermal reservasion.
总结了采用石墨砂湿型铸造镁合金的经验，分析了镁合金铸造的特点。
The experience of cast Mg alloy in graphite green sand mold was summarized and its casting characteristics were analyzed.
采用金属型、呋喃树脂砂、石墨砂等复合铸型，成功生产了大型、薄壁、复杂铝合金铸件。
By adopting the compound mold of die mold, furan resin sand and graphite sand, the heavy duty thin wall complex Al-alloy castings have been successfully produced.
前言：研究了石墨砂对镁合金组织和性能的影响，并对铸造过程中产生的“黑点” 缺陷进行了分析。
The influence of graphite sand on the microstructure and mechanical properties of magnesium alloys were studied, and the black spot defeat on magnesium alloy castings were investigated.
展品：砂带、纸及及其异型产品，石墨布、脂、瓷砂轮、脂切割片、刚石砂轮等。
Exhibit: sand belt, sand paper and abrasive product, diamond sand wheel, Pitch cutting, Black lead cloth, etc.
作者介绍了一种专门适用于处理含石墨及油污的过滤器砂滤料的清洗剂TS— 1 98。
This article introduces a new type of detergent TS-198, which is specially suitable for processing sand filter material containing graphite and greasy dirt in filter tank.
作者介绍了一种专门适用于处理含石墨及油污的过滤器砂滤料的清洗剂TS— 1 98。
This article introduces a new type of detergent TS-198, which is specially suitable for processing sand filter material containing graphite and greasy dirt in filter tank.
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