水下環境噪聲 的英文怎麼說
中文拼音 [shuǐxiàhuánjìngzàoshēng]
水下環境噪聲
英文
underwater ambient noise- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 下 : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
- 環 : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
- 境 : 名詞1 (疆界; 邊界) border; boundary 2 (地方; 區域) place; area; territory 3 (境況; 境地) co...
- 噪 : 動詞1. (蟲或鳥叫) chirp 2. (大聲叫嚷) make noise; make an uproar; clamour
- 環境 : environment; surroundings; circumstances; ambient; closeness; ambience; ambiance; atmosphere
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The traffic noise of a new traffic source - combined overhead road was measuered, and the noise distribution under varied road conditions and different surroundings was compared, anlyzed and discussed. the noise model of overhead road, which with special section such as slope was put forwarded, based on the basic overhead noise model by considering the effects of the special section on the total noise level and distribution
比較分析了不同路況下及周圍環境下的噪聲分佈情況,在水平段高架復合道路噪聲的豎直分佈模型的基礎上,考慮上下坡段對兩側建築物噪聲分佈的影響,建立了特殊路況下高架復合道路噪聲的豎直分佈模型,預測值與實測值基本符合。This dissertation studies mainly the inversion of ocean environmental parameters by mfp ( matched field processing ). meanwhile, adaptive matched field passive localization in complex environment and discrete noise rejection with mfp are discussed
論文從淺海環境參數反演、復雜水聲條件下的被動定位、以及匹配場用於空域離散噪聲干擾抵消等三方面展開,對匹配場的理論、方法及實驗驗證進行了深入地探討。The new eats is capable of responding automatically to the ambient noise level, i. e. its output will be higher under noisy environment and will reduce automatically if the environment is quiet
新的電子行人過路發聲裝置有隨環境噪音水平自動調節輸出音量的功能;即是在高噪音環境下輸出較大音量和在寧靜環境下自動調低輸出音量。This low noise amplifier and the 1. 5ghz 1. 8ghz low noise amplifier will work well in the environment under - 40oc, when the input port and the output port connect with open, short or 50 ? loads. both amplifiers achieve leading level in domestic
該低噪聲放大器和1 . 5ghz 1 . 8ghz的低噪聲放大器能夠保證- 40oc的環境溫度下,在輸入埠和輸出埠分別接短路器、開路器和50負載九種情況下保持穩定,而且其噪聲系數、增益等指標都已達到國內先進水平。分享友人