柱状层

单核边位期不育花粉仍不能形成良好的外壁，ATPase主要定位于核、内壁和线粒体，覆盖层外侧和不规则的柱状层也具有ATPase活性。

The exine of sterile pollen was not perfectly differentiated even at big-vacuole pollen stage , and ATPase was localized in nucleus , mitochondria , intine , malformed columellae and on the surface of the tectum .

狼尾草花粉在单孢花粉期，花粉外壁外层仅为一层，至二孢花粉期柱状层才开始分化，然后逐渐形成覆盖层和基层。

In the pollen of pennisetum , the columnar layer began to form until bicellulate pollen stage .

兔软骨的第三层是典型的柱状细胞层，潮线明显；

The difference of cartilage between rat , rabbit and human was in the third stratum and the tidal line .

方法：用微波直接加热法，使宫颈受感染的柱状上皮细胞层凝固、轻微变色。

Methods : The infected columnar epithelium layer of cervix was curdled and discolored slightly with microwave heating .

香螺壳体的纵截面由外层的柱状晶粒结构层，中间的交错纹片结构层和内层的柱状结构层组成。

The analysis for a vertical section demonstrates that the shell consists of three layers : the out layer with column grain structure , middle layer with lathing structure and inner layer with column structure .

成熟性瘢痕表皮矮柱状的基底层细胞和真皮相连接，附着于基底膜，其相对层数相对增生性瘢痕较少；其细胞间连接较正常皮肤显得松散。

In maturity scar , short columnar cell of stratum basale in epidermis connect with dermis . Adherent to the basement membrane , the number of the layer is less than in hypertrophic scar ; and the connection among the cells is looser than that in normal skin .

nc-Si/a-Si：H柱状结构复合光导层液晶光阀的制备研究

The Preparation of Liquid Crystal Light Valve with nc-Si / a-Si : H Column Composite Photoconductor

结果显示：小肠黏膜上皮为单层柱状或假复层柱状上皮。

The results showed that in the small intestine , the mucosal epithelium was single layered or pseudostratified columnar epithelium .

胃、肠粘膜为单层柱状上皮，肌层由内环外纵两层平滑肌组成；

Lamina muscularis of ventriculus and intestine consisted of two layer smooth muscle ( circular muscle in inner layer and longitudinal muscle in outer layer ) .