杆状体的光敏度大约是心状体的一万倍.The rods are about 10,000 times as sensitive as the cores.对于重要观察来说,我们需要怎样的视敏度?What visual acuity is required for the most important vision tasks?在摄影技术中, 胶片感光乳剂的光敏度.In photography, the light sensitivity ...
非周期时变由连续频谱之弦波所构成.Non - Periodical Time Function Consists of Time Harmonics with Continuous Frequency Spectrum.目的由种子密钥生成非周期密码序列.Aim How to produce non - periodic sequence cipher by seed key.惯性环节 ( 非周期环节 )Inertia element (...