“上游河道”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。

单词	上游河道
释义	上游河道 upper river
随便看	engine coolant engine coolant heater engine cooling engine-cooling thermometer engine counter engine cradle engine crank engine crankcast engine cranking motor engine crankshaft engine crank shaft loading engine crew engine crossdrive engine cross-drive casing engine crossfeed engine cut-off engine cut off timer engine cut-off velocity engine cutout engine cycle engine cycle pressure ratio engine cylinder engine cylinder displacement engine cylinder oil tank engine cylinders in line arrangement