hyperbolic bessel functions造句

例句与造句

1. In this case, the solutions to the Bessel equation are called the "'modified Bessel functions "'( or occasionally the "'hyperbolic Bessel functions "') "'of the first and second kind "', and are defined by:
2. It's difficult to find hyperbolic bessel functions in a sentence. 用hyperbolic bessel functions造句挺难的