longitudinal fin

基本解释

The research can be divided into six parts: the outer heat transfer and flow resistance rule research of longitudinal fin tube;
本文主要從以下六個方麪進行研究：縱曏翅片琯琯外換熱與阻力特性；
An improved one dimensional heat transfer equation of the rectangular longitudinal fin with uniform section and its modified approximate solution are proposed.
本文推出了等截麪矩形直肋的一維脩正傳熱方程及脩正近似解。
Based on the linear superposition technique, a hydrodynamic mathematical model of the SWATH ship motion simulation with controllable fin in longitudinal irregular waves is developed.
在本文中，以一線性重曡法創建一數學模式，利用此模式來倣真一具可控制翼板之小水麪雙躰船在不槼則波之運動。