与之相对的是，包括美国、英国、法国、意大利在内的发达国家低于群体免疫力的阈值。
By contrast several rich countries, including America, Britain, France and Italy, are below herd immunity.
在给定晶体管中的第一栅极导体和第二栅极导体的相对尺寸控制晶体管的阈值电压。
The relative sizes of the first and second gate conductors in a given transistor control the threshold voltage for the transistor.
相对于经典的阈值函数，改进的阈值函数在超声信号去噪中更具有优势。
Compared with the traditional threshold functions, the improved one was more advantageous in ultrasonic signal denoising.
应用推荐