“keteleeria davidiana in Beichuan County”的概念、定义、翻译、参考文献-科学参考

单词	keteleeria davidiana in Beichuan County
释义	keteleeria davidiana in Beichuan County Encyclopedia 工学古树名木释 keteleeria davidiana in Beichuan County北川县陈家坝乡太洪小学背后铁坚油杉四川省古树。位于四川省绵阳市北川羌族自治县陈家坝乡金古村二社太洪小学旁。树高约50米，胸径2米，树龄1360多年。
随便看	drilling riser drilling riser components drilling rock mechanics drilling round trip drilling semi submersible drilling solution mining drilling strata microbial characters drilling string erosion drilling string trouble drilling technical economic index drilling technical parameters drilling technology drilling theory drilling time drilling time curve drilling time logging drilling tool drilling tool bypass valve drilling tool weighting scale drilling workload index drillion drill pipe drillpipe drill pipe power tong drill pipe sticking

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