f-number
常见例句
- The matric characteristics and convergences on F-number space are investigated.
探讨了F数空间的度量特征及几种收敛性的关系。 - When shooting, use a high F-number, this will help to blur the background and focus on the water.
拍摄过程中选用大光圈,这能模糊背景,从而关注水。 - The aperture size (area of the aperture) of a lens could be calculated from focal length and the correspondent f-number.
光圈孔的大小,可从镜头的焦距与焦距比数中计算出来。 - Without an adequate number of F-22s, U.S. pilots could have a tough time matching the performance of their Chinese counterparts in a future struggle for control of the Pacific.
FORBES: Inside Pentagon, Growing Alarm Over China's Military Prowess - An end-of-year report by Finnish software security company F-Secure highlights the growing number of hackers targeting Apple systems with malicious software, some of which could allow cybercriminals to steal security passwords.
FORBES: Apples For The Army - Although the number of F-22 fighters was capped at 187, the Air Force would increase its long-range strike capabilities by 50 percent and the penetrating component of long-range strike by a factor of five by 2025.
CENTERFORSECURITYPOLICY: Center for Security Policy The Measure of a Superpower: A Two Major Regional Contingency Military for the 21st Century Page: 2 返回 f-number