名词
中文翻译：单螺旋齿轮
同义词：
['single helical gear', 'single helical toothed gear']
例句：
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1.The single-helical gear is used in the transmission system to reduce friction and improve efficiency.
单螺旋齿轮用于传动系统，以减少摩擦并提高效率。
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2.The single-helical gear is a crucial component of the gearbox, which helps to maintain the proper alignment of the gears.
单螺旋齿轮是齿轮箱的关键部件，有助于保持齿轮的正确对齐。
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3.The single-helical gear has a unique design that makes it more durable and efficient than other types of gear.
单螺旋齿轮具有独特的设计，使其比其他类型的齿轮更耐用且高效。