symmetry plane meaning in English
对称面
对称平面
Examples
- The results show that the heaviest stress concentration is found at the interval nozzle - vessel junction of the longitudinal symmetry plane , while the stress concentration around the external junction is decrease because of the welded joint
计算结果表明，纵向对称面筒体与接管的内相贯处是应力集中最严重的部位，外相贯处由于有焊接接头而使应力集中大大缓解。 - An experimental study on the aerodynamic characteristics of new concept car is conducted by model wind tunnel test , covering the pressure coefficient and wake vortices on longitudinal symmetry plane , as well as aerodynamic forces and moments under different yaw angles
摘要用模型风洞对新概念车在不同横摆角下纵对称面上压力系数、整车气动力和气动力矩的变化以及纵对称面尾部流态分布进行了试验研究。 - Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed . various methods are given for predicting the heating rate at axisymmetric stagnation points , general three dimensional stagnationpoints and the leading edge stagnation point of wings . numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared . a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane . the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles
文摘:介绍了国内外预测航天飞机气动加热的工程计算方法.给出了轴对称、非轴对称和机翼前缘等各种外形驻点热流密度的计算，分析和比较了平板、锥体的层流和湍流热流密度计算的各种方法，概述了航天飞机迎风面中心线和离开中心线横向热流密度的计算.计算结果表明，本文方法用在航天飞机气动热环境初步设计中比较简单并且有足够精度