您要查找的是不是：
- 循环Walsh变换Walsh cyclic spectrum
- 快速Walsh变换FWT
- 再循环recycle
- 这是条循环链。This is an endless chain.
- 循环变换器cycloconverter
- Ｚ变换Z-transform
- 一年四季构成一个循环。The seasons of the year make a cycle.
- ＫＬ－变换KL-transform
- 我们观察了青蛙的血液循环。We observed the circulation of blood in frogs.
- Ｚ反变换inverse Z-transform
- 按事物的循环，总是由有新思想的人起来执政。In the course of things men of other ideas came to rule.
- 阿贝尔变换Abelian transformation
- 奥托循环Otto cycle
- 阿达玛变换Hadamard transform
- 心脏使血液在全身循环。The heart circulates blood round the body.
- Δ匹配变换器matching transformer
- ｒ循环r-cycle
- 白化变换whitening transformation
- 磷循环phosphorus cycle
- 伴随变换adjoint transformation
