1·The secondary thickening meristem originated from the parenchyma cells, which were located the outside of the atactostele.
次生加厚分生组织起源于正常的散生维管束中柱外侧的薄壁组织细胞。
2·Structural roots: large roots that have undergone considerable secondary thickening and provide mechanical support to woody plants and trees.
结构性根源：大根和树木已经历了相当大的次生加厚，并提供机械支持木本植物。
3·Many vessel numbers, small pore, libriform fibres (mechanical tissue)and obvious secondary thickening of xylem tissue are the features of adaptation to the environment.
红树植物导管数量多、管孔小、机械组织为韧型纤维，薄壁组织次生加厚明显是适应环境的特征。
4·After the solution of ammonium molybdate is neutralized by vaporizing and thickening, the secondary ammonium molybdate is crystallized, and the molybdenum from it is retrieved.
吸附钼后的吸附剂用氨水反洗，得到的钼酸铵溶液，通过蒸发、浓缩、中和结晶出仲钼酸铵，从而回收其中的钼。
5·Methods The influences of content of KOH, secondary surfactant and thickening agent on the viscosity of product were investigated.
方法研究不同的碱中和量、辅助表面活性剂、聚合物增稠剂等因素对产品黏度等性能的影响。
6·The differentiation and development of fiber cells are divided into 4 stages: initiation and protuberance of fiber primordial cells, elongation, secondary wall thickening and maturation.
棉纤维细胞分化发育已被分为纤维原始细胞分化和突起、纤维伸长、次生壁增厚和脱水成熟四个时期。
7·The model, which describes the sludge thickening and storage processes in a secondary clarifier, can simulate the time variation of the sludge concentration distribution over the tank depth…
模型描述了污泥的浓缩和贮存过程，可用于模拟二沉池中的污泥沿池深方向的分布和底流污泥浓度随运行条件的动态变化。
8·The model, which describes the sludge thickening and storage processes in a secondary clarifier, can simulate the time variation of the sludge concentration distribution over th…
模型描述了污泥的浓缩和贮存过程，可用于模拟二沉池中的污泥沿池深方向的分布和底流污泥浓度随运行条件的动态变化。