背弯试验 root bend test

真人试背 MODELS SHOW

背景调试模式 BDM ; Background Debug Mode

尝试背筐倾向 Take inside shots

再请穿上背心试试 now the waistcoat ; THE TROUSERS ARE ALL RIGHT ; The trousers are all right, now the waistcoat, aha, right again

背光测试 backlight test ; Backlit exposures

摸背试验 Apley scratch test

背靠背试验 back-to-back testing

背对背测试 back-to-back test ; back-to-back testing

后台或背景调试模式 BDM