“bottom traction (拖运)”的概念、定义、翻译、参考文献-科学参考

单词	bottom traction (拖运)
释义	bottom traction (拖运) 底部牵引
随便看	speed setting cam speed setting controller speed setting cylinder speed setting gear speed setting lever speed setting piston speed-setting piston speed setting screw speed setting segment speed setting servomotor speed setting unit speed setting walking beam speed shifting fork shaft speed shifting fork spring speed shifting lever casing speed-shifting mechanism speed sprayer speed stability speed stable speed stage speed standard speedster speed switch speed synchronizer speedtainer system

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。