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- sonic bang wind tunnel 音爆風洞
- The planes survived the wind tunnel test intact. 這些紙飛機在測試風道中絲毫未損。
- Both types of tests have been explored in wind tunnels. 這兩種形式的試驗都已在風洞中進行過探索。
- It is not correct to think of the wind tunnel having uniform flow. 設想風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. 在風洞中調出低風速來始終是一個麻煩問題。
- Designs and manufactures turbine engine test cells and wind tunnels. 設計生產渦輪發動機測試單元和風洞。
- It should be noted that a balance is not always required in a wind tunnel. 應該指出,天平對風洞來說並非是絕對必須的。
- The aerodynamics characteristics of this airfoil is studied in wind tunnel. 進行了翼型的低速氣動力性能研究,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. 風洞機是根據與美國福特公司的技術合作協議生產的。
- Hypersonic wind tunnels operating at very low densities were developed starting in about 1960. 低密度超音速風洞大約開始發展於1960年。
- Any flight test and wind tunnel correlation always suffers from a great number of unknowns. 在對飛行試驗與風洞試驗進行比較時總有大量的未知數。
- It is used in measurement of pressure tronsients, such as in shock tubes, wind tunnels, and seismograph equipment. 它廣泛用於瞬態壓力測量,如衝擊管、風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砰地一聲關上了。
- It is used in measurement of pressure transients, such as in shock tubes, wind tunnels, and seismograph equipment. 它廣泛用於瞬態壓力測量,如衝擊管、風洞以及地震儀器設備中。
- Aeronautical engineers take their models into wind tunnels to measure performance factors. 航空學工程師將他們的模型放置在風道內來測量性能因素。
- Model Helicopter Rotor Aerodynamics and Acoustics As Measured in Tow Anechoic Wind Tunnels. 在兩個無回聲風洞中測量時模型直升機旋翼空氣動力學與聲學。
- The experiments were conducted in a wind tunnel at a location 50 ft downwind from the fan. 實驗是在風洞中距離風機50英尺處進行。
- The damping derivatives can only be determined experimentally in the wind tunnel or ballistic range. 阻尼導數只能用風洞或彈道試驗來確定。
- In the experiment under the 20 m/s wind tunnel conditions, the wind abrasion modulus is almost zero. 在每秒20米的風洞實驗中,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洞試驗數據應用模糊邏輯研究飛機大攻角空氣動力學的情況。