“ball test”的概念、定义、翻译、参考文献-科学参考

单词	ball test
释义	ball test [`bȯl ´test] ^{CIVIL ENGINEERING} In a drain, a test for freedom from obstruction and for circularity in which a ball (less than the diameter of the drain by a specified amount) is rolled through the drain.
随便看	Bernoulli equation Bernoulli-Euler law Bernoulli law Bernoulli number Bernoulli polynomial Bernoulli's lemniscate Bernoulli theorem Bernoulli trials Beroida Berriasian berry berth deck Berthelot equation Berthelot method Berthelot relation Berthelot-Thomsen principle berthierite berthollide Berthon dynamometer berthonite Bertrand curve bertrandite Bertrand lens Bertrand's postulate Bertrand's rule

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