sweep wood

This paper analysis mechanism that wood fiber adhere to tube wall and deposit on it with theory of viscous fluid flow, and put forward solvents and mathematic discriminates for managing and designing the tube type pneumatic drying syste

探讨了在中密度纤维板生产中的木材纤维气流干燥系统中存在的 2个问题 ,从流体力学理论的观点 ,分析了纤维在干燥管道发生粘壁和沉底的机理 ,提出了避免这 2个问题发生的气体速度的计算判别式 ,以及相应的措施 。

The theoretical and experimental studies on bottom target echo characteristic in shallow sea channel are presented in this paper.

本文介绍了浅海信道下沉底目标回波特性的理论与实验研究。