columnal茎骨板(海百合), 茎节columnn.栏；专栏；列；圆柱；柱；柱形物columnar crystal柱状晶体column elevation土柱淋溶column dimension柱尺寸columna fornicis穹窿柱column formation纵队编队column switching柱转换column generator放射性同位素发生器column dominance列支配column variation列变差column splitting列分割