回声

echo-location

回声定位(法) 回声定位技术

fjell 冰蚀沼地 | echo location 回声定位(法) 回声定位技术 | adsel 选择寻址系统

echo-sounding device

回声测深仪

echo Doppler indicator回声多普勒指示器 | echo sounding device回声测深仪 | echo-ranging sonar回声测距声呐

echo-sounding instrument

回声测深仪

echo-sounding device 回声侧深仪 | echo-sounding instrument 回声测深仪 | echo-sounding receiver 回声测深接收机

echo-sounding receiver

回声测深接收机

echo-sounding instrument 回声测深仪 | echo-sounding receiver 回声测深接收机 | echo-sounding 回声探测

echo-sounding apparatus

回声测深仪

echo sounding 回声探测=>音響測深 | echo sounding apparatus 回声测深仪 | echo sourding 回声测深

echo-sounding gear

回声探测仪

echo-sounding apparatus 回声测深仪 | echo-sounding gear 回声探测仪 | echo-sounding instrument 回声探测仪

flutter echo

颤动回声

(2)颤动回声(flutter echo)当声源在平行界面或一平面与一凹面之间发生反射、界面间距离大于一定数值时则会出现颤动回声. 发生颤动回声时,声音有连续的重叠声,并有颤抖的感觉. 颤动回声会引起听力疲劳,使人感到厌烦.

echo ranging

回声测距,回声定位

回声井测 echo logging | 回声测距,回声定位 echo ranging | 回声测深仪,回声仪 echo sounder

Reecho

回声的回响; 再发回声;回声反射

REE 稀土元素 | reecho 回声的回响; 再发回声;回声反射 | reed cast 芦苇铸型

ultrasonic echo sounder

超声波回声测深仪,超声回波测深仪,超声回声测深器

ultrasonic echo gram ==> 超声波回声图 | ultrasonic echo sounder ==> 超声波回声测深仪,超声回波测深仪,超声回声测深器 | ultrasonic echo sounding ==> 超声测深法

Jaycee：房祖名

房祖名(Jaycee)投资六位数字代理薄荷糖,前晚於中环某酒吧举行庆祝派对,成龙大哥现身撑爱子场,引起一阵混乱,可惜成龙大哥一到场即急步进场,之后又走后门离去,整晚显得十分低调.

basement complex：基盘岩群;基盘杂岩

"基盘","basement" | "基盘岩群;基盘杂岩","basement complex" | "基盘岩石","basement rock"