名词
中文翻译：Unknown
同义词：
['Fixed Pitch', 'Fixed-Pitch', "Fixed-Pitch Propulsion例句：1. The fixed pitch propeller was used in the aircraft's main engine.（飞机的主发动机使用了固定螺距螺旋桨。）2. The fixed pitch propeller is essential for efficient propulsion.（固定螺距螺旋桨对于有效的推进至关重要。）"]
例句：
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1. The fixed pitch propeller was used in the aircraft's main engine.
飞机的主发动机使用了固定螺距螺旋桨。
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2. The fixed pitch propeller is essential for efficient propulsion.
固定螺距螺旋桨对于有效的推进至关重要。
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3.The fixed pitch propeller has a unique design that makes it more efficient.
固定螺距螺旋桨具有独特的设计，使其更加高效。