有用层用英文怎么说
2012-07-09 01:52
有用层的英文:
available layer
adj. 可用的,可获得的,有效的
- be found or available.
被发现或者可利用的。 - Very little data is available.
现有的资料十分不足。 - They should have plug details available.
他们要补充自己所知道的细节。 - The availableness of medicine is obvious .
药的效用是明显的。 - No relief drivers were available.
没有换班的司机。
n. 层;产卵鸡;卵用鸡;层次;阶层;地层
v. 分层放置,形成层次;用压条法培植
- This hen is a good layer.
这只母鸡下蛋多。 - BL ( Bridge-Layer)
架桥装置 - Onions have layers, you get it?
洋葱是有层次的,你明白了吗? - These layers are called strata.
这些岩层被称作地层。 - A layer or series of layers of sediment deposited in a body of still water in one year.
纹泥,季候泥一年中沉积在寂静水中的一层或几层沉淀物