The nucleus is a spherical, sometimes elongated structure that contains the genetic material, the DNA, of the cell.
细胞核呈球形，有时为卵圆形，含有细胞的遗传物质DNA。
2
The three - layer spherical capsule gel breaker is made of capsule nucleus, mantle and shell, which are cohered together by physical method.
三层球体式胶囊是用物理方法将囊核、囊幔、囊壳(包衣)三层结构粘结包裹在一起制成的。
3
The energy flux and mass flux equations have been established while a liquid vapor phase change occurs on spherical gas nucleus wall on the basis of non equilibrium thermodynamics.