Based on the theory of acoustics, this paper analyzes the character of geometrical spreading loss of finite line sound source on three types of directivity-monopole, intermediate pole and dipole.
根据基本声学理论,分析具有单极子、中间和偶极子三种指向性的有限长线声源的几何发散损失特性。
This video series is aimed at intermediate level artists who already have working knowledge of how to make game character models, but need guidance to obtain more professional results.
此视频教程系列是针对已经有一些游戏人物模型工作知识的中级水平的,但需要指导,以获得更专业的效果的艺术家。
As an important organic chemical intermediate, safety in production of aniline has a significant typical character.
苯胺作为重要的有机化工中间体,其安全生产具有一定的典型性。
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