back ground – фрази

Тематика	Англійська	Китайська
вибух.	An increase in air temperature causes an increase in the speed of sound, which means that in these conditions airblast emissions can be focused back toward the ground by atmospheric refraction	大气温度的增高、促使声速增加、这是说在这些条件下、大气折射可将冲击波挡回到地面
тех.	back ground	远景
текстиль.	back ground	纺织品底色
текстиль.	back ground	背景
авіац.	back ground	本底
архіт.	back ground effect	背景效果
шт.інтел.	back ground noise	背景噪声
ел.	back ground printing	后台打印
ек.	back-ground	背景
ел.	back-ground pagination	后台分页
мат.	forward-ground and back-ground	前台与后台
с/г.	hand on back ground	工作经验