例句與造句

1. Let h be a section of a fiber bundle \ Sigma \ to X, and let h ^ * Y \ subset Y be the pullback bundle over X.
2. The categorical concept of a section is important in homological algebra, and is also closely related to the notion of a section of a fiber bundle in topology : in the latter case, a section of a fiber bundle is a section of the bundle projection map of the fiber bundle.
3. The categorical concept of a section is important in homological algebra, and is also closely related to the notion of a section of a fiber bundle in topology : in the latter case, a section of a fiber bundle is a section of the bundle projection map of the fiber bundle.
4. It's difficult to find section of a fiber bundle in a sentence. 用section of a fiber bundle造句挺難的