Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
Chinese
⇄
English
Greek
Japanese
Polish
Russian
Swedish
Terms
for subject
Explosives and Explosive Ordnance Disposal
containing
回声
|
all forms
|
in specified order only
Chinese
English
回声
定位仪
echo locator
回波测距声呐
echo ranging sonar
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
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
定向爆炸
回声
测距
directional explosive ranging test
Get short URL