Strong-echo 强回声
Strong Echo Type 强回声型
Strong echo altitude 强回波高度
strong echo counteraction 强回波对消
cloudy and strong echo 云雾状强回声
narrow band of strong echo 强回波窄带
strong convection echo 强对流回波
Strong convecting echo 强对流回波
This equipment has a strong echo.
这个设备有很强的回声。
This is the echo wall; standing on the top of a loud cry can feel a very strong echo.
这是回声壁，站在上面大声呼喊可以感受到很强烈的回声。
The American Statements of Financial Accounting Concepts, which was announced in 1978, caused the strong echo among nations.
1978年美国财务会计概念公告的发布，在国际上引起了强烈反响。
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