“sectional core barrel”的概念、定义、翻译、参考文献-科学参考

单词	sectional core barrel
释义	sectional core barrel [`sek·shǝn·ǝl `kȯr ´bar·ǝl] ^{DESIGN ENGINEERING} A core barrel whose length can be increased by coupling unit sections together.
随便看	differential chart differential chemical reactor differential coefficient differential compaction differential comparator differential compound motor differential correction differential cross section differential delay differential diagnosis differential discriminator differential duplex system differential ebuliometer differential effects differential electromagnet differential entrapment differential equation differential erosion differential extraction differential fault differential fill-up collar differential flotation differential form differential frequency circuit differential frequency meter

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