前角取零度或负值也是可能的。

It is possible to have rake angles at zero or negative.

youdao

目前有关财务管理书籍中所分析的杠杆度都是正值，但现实中企业杠杆度极有可能为负值。

The enterprise leverage analyzed in concerned financial management books is always positive, but in practice, enterprise leverage is probably a negative value.

youdao

而CFAR检测方法只利用了目标的局部对比度信息，不存在负值效应，但在强杂波环境中的检测结果存在很高的虚警。

While the CFAR method only using the local contract information is not symmetric, it has a high false alarm in the strong clutter environment.

youdao