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- Ultrasonic can greatly refine solidification structure of metals and eliminate gravity segregation. 超声波可以显著细化金属凝固组织,有效消除比重偏析。
- A group of centrifugal pouring process parameters has also been provided, by which we can greatly abate the specific gravity segregation. 同时给出能减轻密度偏析的最优浇注工艺参数组合。
- The Experimental results show that gravity segregation of Pb Sn Sb ternary alloys can be obviously improved and grains structurecan be refined by RMF. 实验结果表明:旋转磁场不仅能显著改善合金的比重偏析,还能细化晶粒,提高性能,是很有发展潜力的铸造新工艺。
- The planetary-type mixer has superb features such as fast mixing speed, short mixing cycle, high mixing uniformity and none gravity segregation. 行星式混合机具有混合速度快，混合周期短，混合均匀度高，不偏析的优越性能。
- Effect of Mechanical Vibration on Gravity Segregation of Sn-Sb Alloy 振动对改善锡-锑合金密度偏析的研究
- Keywords Immiscible Alloy;Homogeneous Preparation;Gravity Segregation;Cooling Slope;Synchrotron Radiation; 难混溶合金;均质制备;重力偏析;冷却斜槽;同步辐射成像;
- Keywords Zn Al Alloy;Bottom Shrinkage;Composition Undercooling;Gravity Segregation; 锌铝系合金;底缩;成分过冷;重力偏析;
- Keywords gravity segregation;related coefficient;regression equation;thermoanalysis; 比重偏析;相关系数;回归方程;热分析;
- The criminal faced segregation for unfixed periods. 这个罪犯面临无期隔离监禁。
- They refused to sanction segregation. 他们拒绝支持种族隔离。
- We are fully aware of the gravity of the situation. 我们十分清楚形势的严峻性。
- Moon's weak gravity let the gasses slip away into space. 月球的微弱引力允许气体逃到太空里去。
- gravity segregation 密度偏析,比重偏析,依比重分层,重力分层,按比重分层
- Jupiter, with august gravity, sitting in the midst. 朱庇特威风凛凛地坐在当中。
- The stone rolled down the hill by gravity. 石头在重力作用下向山下滚去。
- What is the force of gravity at sea level? 海平面的地球引力多大?
- He could hardly keep his gravity. 他忍不住要笑出来。
- She does not know the gravity of her illness. 她不知道自己病情严重。
- The force of gravity pulls things towards the earth's centre. 地心吸力把物体吸向地心。
- He doesn't seem to understand the gravity of the situation. 他似乎没有意识到形势的严重性。
