- General Discussion gt; AR15. COM
Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear
- General Community gt; AR15. COM
Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear
- Equipment Exchange Community gt; AR15. COM
Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear
- ar15. com - Your Firearm Resource. (AR-15, AR-10, M4, M16, AK-47, and More!)
Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear
- Discussion Forum Community Information And Statistics - AR15. COM
Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear
- Armory Community gt; AR15. COM
Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear
- 16：9的15. 6英寸和17. 3英寸屏幕长宽各是多少? - 知乎
16:9是长宽比，设长x宽y 15 6英寸指的是屏幕对角线长度，1英寸≈2 54厘米， 15 6英寸≈39 6cm ， 17 3英寸≈43 9cm ， 或者直接拿尺子量实物，印证下是不是这么回事。这个15 6英寸是实际屏幕的尺寸，就是亮屏的尺寸，不包含屏幕外边框。
- Sighting In - AR15. COM
The AR-15 rifle has two adjustable sights- front and rear Zeroing elevation adjustments are made using the front sight, and windage adjustments with the rear The rear sight has an elevation knob with range indicators from 300 to 800 meters and two apertures for range One aperture is marked 0-2 for short range from 0-200 meters and the unmarked aperture for normal range from 300 to 800
|