“heavy section car”的概念、定义、翻译、参考文献-科学参考

单词	heavy section car
释义	heavy section car [`hev·ē `sek·shǝn ´kär] ^{MECHANICAL ENGINEERING} A railway motorcar weighing 1200-1400 pounds (544-635 kilograms) and propelled by an 8-12 horsepower (6000-8900 watts) engine.
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