“hand-crank record player”的概念、定义、翻译、参考文献-科学参考

单词	hand-crank record player
释义	hand-crank record player Encyclopedia 文学手摇唱机释 hand-crank record player手摇唱机唱机类型的一种。指以发条为动力的唱机。
随便看	fractional differential equation fractional differential integral equation fractional differential-integral equation fractional differential operator fractional differentiation fractional digit fractional dimension fractional distillation fractional divisor fractional drag fractional [electric] charge fractional electric charge fractional equation fractional equipment fractional equivalence fractional exponent fractional expression fractional factorial design fractional-factorial design fractional flow equation fractional Fourier transform fractional frequency fractional function fractional gain error fractional heat

科学参考收录了854744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。