ultisol造句

例句与造句

1. It is an Ultisol, a Haplohumult, with nearly 50 % iron oxides.
2. All belong to the Ultisol soil order.
3. The word " ultisol " is derived from " ultimate ", because ultisols were seen as the ultimate product of continuous weathering of minerals in a humid, temperate climate without new soil formation via glaciation.
4. It's difficult to find ultisol in a sentence. 用ultisol造句挺难的