In the axial systems, the phloem consists of sieve cells, phloem parenchyma cells, albuminous cell and phloem fibers. In the radial systems, it consists of phloem rays.
轴向系统由筛胞、韧皮薄壁组织细胞、蛋白细胞和韧皮纤维组成,径向系统由韧皮射线组成。
Furthermore, incentive and response technology of the tracer was used to study the axial backmixing of the liquid in different structure cell.
同时,使用示踪激励响应技术,研究了不同结构单元的轴向返混情况。
The O-cell pile testing (OPT) method is a new axial static load test of pile.
自平衡试桩是一种新的静荷载试桩方法。
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