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- sonic bang wind tunnel 音爆風(fēng)洞
- The planes survived the wind tunnel test intact. 這些紙飛機在測試風(fēng)道中絲毫未損。
- Both types of tests have been explored in wind tunnels. 這兩種形式的試驗都已在風(fēng)洞中進(jìn)行過(guò)探索。
- It is not correct to think of the wind tunnel having uniform flow. 設想風(fēng)洞具有均勻的氣流是不正確的。
- Setting very low speeds in a wind tunnel is always a vexatious problem. 在風(fēng)洞中調出低風(fēng)速來(lái)始終是一個(gè)麻煩問(wèn)題。
- Designs and manufactures turbine engine test cells and wind tunnels. 設計生產(chǎn)渦輪發(fā)動(dòng)機測試單元和風(fēng)洞。
- It should be noted that a balance is not always required in a wind tunnel. 應該指出，天平對風(fēng)洞來(lái)說(shuō)并非是絕對必須的。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 進(jìn)行了翼型的低速氣動(dòng)力性能研究，為附面層特性研究提供了方向。 結果表明，該翼型具有較好的升阻和俯仰特性，但失速特性差。
- The wind tunnel is produced under a technical cooperation agreement with Ford Co of US. 風(fēng)洞機是根據與美國福特公司的技術(shù)合作協(xié)議生產(chǎn)的。
- Hypersonic wind tunnels operating at very low densities were developed starting in about 1960. 低密度超音速風(fēng)洞大約開(kāi)始發(fā)展于1960年。
- Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在對飛行試驗與風(fēng)洞試驗進(jìn)行比較時(shí)總有大量的未知數。
- It is used in measurement of pressure tronsients, such as in shock tubes, wind tunnels, and seismograph equipment. 它廣泛用于瞬態(tài)壓力測量，如沖擊管、風(fēng)洞以及地震儀器設備中。
- The door shut with a bang after the angry man. 那人憤怒地走出屋把門(mén)砰地一聲關(guān)上了。
- It is used in measurement of pressure transients, such as in shock tubes, wind tunnels, and seismograph equipment. 它廣泛用于瞬態(tài)壓力測量,如沖擊管、風(fēng)洞以及地震儀器設備中。
- Aeronautical engineers take their models into wind tunnels to measure performance factors. 航空學(xué)工程師將他們的模型放置在風(fēng)道內來(lái)測量性能因素。
- Model Helicopter Rotor Aerodynamics and Acoustics As Measured in Tow Anechoic Wind Tunnels. 在兩個(gè)無(wú)回聲風(fēng)洞中測量時(shí)模型直升機旋翼空氣動(dòng)力學(xué)與聲學(xué)。
- The experiments were conducted in a wind tunnel at a location 50 ft downwind from the fan. 實(shí)驗是在風(fēng)洞中距離風(fēng)機50英尺處進(jìn)行。
- The damping derivatives can only be determined experimentally in the wind tunnel or ballistic range. 阻尼導數只能用風(fēng)洞或彈道試驗來(lái)確定。
- In the experiment under the 20 m/s wind tunnel conditions, the wind abrasion modulus is almost zero. 在每秒20米的風(fēng)洞實(shí)驗中，吹蝕模數幾乎為零。
- In this paper, the initial stage in application of fuzzy logic to aircraft high-angle-of attack aerodynamics using wind tunnel test data is outlined. 本文概述最初階段利用風(fēng)洞試驗數據應用模糊邏輯研究飛機大攻角空氣動(dòng)力學(xué)的情況。
