根茎短而肥厚，椭圆形，长约1厘米，粗5毫米，具束生的须根。
Rhizome is short and fleshy, elliptic, about 1 centimeter long, thick 5 millimeter, have bundle of unripe fibrous root.
本文利用电子束诱生电流（EBIC）对铸造多晶硅中晶界的复合特性进行了研究。
The recombination activity of grain boundaries (GBs) in casting multicrystalline silicon (mc-Si) was investigated through an electron beam induced current (EBIC) technique.
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