“double pendulum”的概念、定义、翻译、参考文献-科学参考

单词	double pendulum
释义	double pendulum [¦dǝb·ǝl `pen·jǝ·lǝm] ^MECHANICS Two masses, one suspended from a fixed point by a weightless string or rod of fixed length, and the other similarly suspended from the first; often the system is constrained to remain in a vertical plane.
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