Non-tariff Barriers-NTBs 非关税壁垒
An annotated listing of the major categories of NTBs and related policies is contained in Appendix 1.
附录1中列举了非关税壁垒的主要种类及其相关政策，并附注解。
A basic difficulty in approaching NTBs is that they are defined by what they are not. That is, NTBs consist of all barriers to trade that are not tariffs.
在研究非关税壁垒过程中的一个基本的难点在于：只有理解什么不是非关税壁垒，才能理解非关税壁垒的定义。
In this study, we will assess currently available methods for quantifying NTBs and make recommendations as to those methods that can be most effectively employed.
本研究将对现存关于非关税壁垒的可行量化手段作出评估，并对其中行之尤为有效者予以推荐。
应用推荐