CRF：恒速系数
“恒定码率因子”（Constant Rate Factor，简称CRF）是一种用于视频编码的质量控制参数，常被简写为CRF以便于快速书写和应用。它广泛应用于多媒体处理、流媒体传输及视频压缩等多个技术领域，目前尚未有明确的行业细分归类。该参数的核心作用是保持视频编码过程中的码率相对稳定，从而在保证视觉质量的同时优化文件大小。其中文译名为“恒速系数”。
Constant Rate Factor具体释义
Constant Rate Factor的英文发音
例句
- Based on the error mathematic models of several matching scheme in TA, the influences of gyro constant drift rate, gyro scale factor error, gyro misalignment and accelerator constant bias are considered. Then the thesis designs two systematic calibration approaches to calibrate these errors.
- 论文首先在基本的传递对准数学模型的基础上考虑陀螺常值漂移、刻度系数误差、陀螺安装误差以及加计常值偏置的影响，设计了两种系统级标定上述误差参数的标定方法。
- At the same time, the reaction rate constant, the reaction rate equation, the activation energy, and the arrhenius factor were given. The results show that the esterification is a kind of second-order reaction.
- 结果表明该酯化反应属于二级反应，同时求出了反应速率常数表达式、反应速率方程、活化能以及指前因子。
- Its reaction constant K, rate constant k_1, activation energy E_ ( a.1 ) and Arrhenius factor k_ ( 0.1 ) were determined.
- 测定了其反应常数K、速度常数k1、活化能E（（？），1）及频率因子k（0,1）。
- For rotary multi-position sampling scheme based on constant rate biased RLG, the following two errors are most important : bias residual deviation of RLG caused by mechanical factor and sampling noise of RLG caused by positioning error.
- 恒速偏频激光陀螺旋转定点采样方案的主要误差源是零偏残差和采样噪声，零偏残差主要来源于机械结构，采样噪声主要来源于定位误差。
- When the crack propagates at constant speed, there also exist simple relations between the J ~ integral and energy release rate, and dynamic stress intensity factor.
- 当裂纹以常速扩展时，J~积分与能量释放率、动应力强度因子之间也有简单的关系。
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