Texture compact, fracture slightly fibrous, yellowish-white, starchy, cambium ring distinct, rays radiate, some with clefts.
质坚实，断面略显纤维性，黄白色，粉性，形成层环明显，射线放射状，有的有裂隙。
The static and dynamic property of magnetic levitation force of melt texture growth (MTG) high temperature superconducting ball levitated above a permanent magnetic ring is investigated.
研究了悬浮于永磁圈之上的熔融织构(MTG)高温超导球所受到的悬浮力的静态和动态性质。
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