schadstoffsperre to limit and concentration of floating and zaehfluessigen and klumpigen wasserschadstoffen under icy conditions in winter

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• 2. 低浓度条件下应用于多种气体污染物的采集装置 [P] . 中国专利： CN214844283U . 2021-11-23
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  机译： 冰冷条件的无人机动态V型尾翼角度限制器

• 4. UAV DYNAMIC V-TAIL ANGLE LIMITER FOR ICY CONDITIONS [P] . IL210961A . 2011-06-30

  机译： 冰冷条件的无人机动态V型尾翼角度限制器

• 5. UAV DYNAMIC V-TAIL ANGLE LIMITER FOR ICY CONDITIONS [P] . IL211060A . 2011-06-30

  机译： 冰冷条件的无人机动态V型尾翼角度限制器

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