“占空因数”的概念、定义、翻译、参考文献-科学参考

单词	占空因数
释义	占空因数 space factor duty factor
随便看	ballast tank ballast tray ballast truck ballast tube ballast wagon ballast weight ballas (一种工业用金刚石) ball attachment ball bank indicator ball bank unit ball-bearing ball bearing ball-bearing brass washer ball-bearing butt hinge ball-bearing cap screw ball-bearing center ball bearing (coupling side) ball-bearing drive spring ball-bearing felt packing ball-bearing fit ball bearing grease ball-bearing housing ball-bearing mill ball bearing nut ball-bearing pillow block

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。