您要查找的是不是：
- direct action wind tunnel 直流式風洞
- The planes survived the wind tunnel test intact. 這些紙飛機在測試風道中絲毫未損。
- 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。
- We shall not get anywhere unless we take direct action ourselves. 除非我們親自採取直接行動，否則我們就不會成功。
- Out of caution or distaste, he's chosen to avoid direct action. 某個躲在黑暗處 避免自己動手的人
- 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。
- The object that receives the direct action of the verb. 直接接受行為的賓語。
- Abraxas, the Silent Opposition.Are they going for direct action? |米奇和沉默反抗軍 是不是會採取直接行動？
- 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。
- More seriously, they have now renounced parliamentary politics and opted for direct action, ranging from civil disobedience and demonstration to bullets and gelignite. 更為嚴重的是，他們已經放棄了議會政治而選擇了直接行動，從非暴力反抗、示威到子彈和炸藥。
- 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。
- Without direct action against Japan,there can be no movement for democracy. 沒有抗日的直接行動，就不能有民主運動。
- 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。
- Without direct action against Japan, there can be no movement for democracy. 沒有抗日的直接行動，就不能有民主運動；
- 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。
- The gens attempted to uproot the entire conjugal system of the period by its direct action. 氏族組織曾打算採取直接行動根除這個時期流行的整個同居制度。
- 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。
- Such considerations as these incline me to lay less weight on the direct action of the surrounding conditions. 這些事實使我覺得周圍條件的直接作用不甚重要。
