鳥的回波 的英文怎麼說
中文拼音 [niǎodehuíbō]
鳥的回波
英文
bird echo-
The gannets are oceanic birds. many sea birds spend most of their lives traveling on the oceans, only in the breeding seasons will they ground to complete their life cycles
尖鳥為海洋性的鳥類,許多海鳥的一生大部分的時間都是遨遊于碧波大海之上,唯有繁殖期才會飛回陸地,完成生命的循環。The echo of single hole was high, its front was steep edge ; the echo of dense hole was connected and uneven ; the echo of crack was high and keen - edged, the bottom echo was decline in some certain ; the echo root of bird ' s net had some small wave followed
單個孔洞反射回波高,前沿較尖銳;密集氣孔回波參差不齊,根部互相連接;裂紋回波高而尖銳,底波有所下降; 「鳥巢」缺陷的反射波根部有若干小波峰出現。
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