“orientable bundle”的概念、定义、翻译、参考文献-科学参考

单词	orientable bundle
释义	orientable bundle Mathematics ＞拓扑学与几何学＞代数拓扑学＞释义 orientable bundle可定向丛 orientable bundle可定向丛^†
随便看	pilot pilotage pilot and engineer training system of aircraft materiel pilot atlas pilot bit pilot certificate training pilot demonstration area of socialism with Chinese characteristics piloted pilot experiment pilot-heading excavating method pilotherm pilot hole pilothouse pilot induced oscillation flight test piloting piloting technician pilotless pilot medical selection pilot operation procedure pilot plant tests pilot program in integrated community-based DRR（Disaster Risk Reduction） pilot project pilot protection for distribution lines pilot rating scale pilot research on the dynamic monitoring system for forage—livestock balance in grassland of north China

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