齿轮啮合理论短训班在郑州市举办. Editorial Office of Journal of Mechanical Transmission.
Chicago Style (17th ed.) Citation齿轮啮合理论短训班在郑州市举办. Editorial Office of Journal of Mechanical Transmission.
MLA (9th ed.) Citation齿轮啮合理论短训班在郑州市举办. Editorial Office of Journal of Mechanical Transmission.
Warning: These citations may not always be 100% accurate.