Yes, type "U" refers to Unknown for the Nominal Annual Rate.

是的，“U”型指的是未知的名义增长率。

youdao

This makes configuring instance generation more complex, as you need to define the rate of each type, but it could provide much better output.

这使得配置实例生成更加复杂，因为你需要定义每个类型的比率，但这样会得出好得多的结果。

youdao

Segmentation can be looked at a number of different ways: by booking channel, customer type, rate type, etc.

市场细分可以以不同的方式看待：通过预订渠道分类、通过顾客分类、通过价格分类等等。

youdao

"It is important because - depending on the rate of change, and the type of species that are found in the forests - it will influence a lot of ecosystem services and processes, " explained co-author Brian Enquist from the University of Arizona.

BBC: Tropical forests 're-shaped' by climate changes

By contrast, the rate of obesity -- a leading cause of type 2 diabetes in this age group -- was largely flat over the same time period, as previous CDC reports have shown.

CNN: Nearly 1 in 4 U.S. teens facing diabetes

He is a bit of a Carl Hayman type, a good scrummager with a big work-rate, and good lifting ability at the line-out.

BBC: Zinzan Brooke column