Electric motors are generally preferable, given their ability to accelerate instantly and achieve higher speeds. However, the range is generally considered to be lower than fuel-propelled torpedoes.
result = extractor.extract_relations(
，这一点在PDF资料中也有详细论述
Фото: Алексей Филиппов / РИА Новости，详情可参考搜狗输入法
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