美国采购需求：24路非线性结点检测器，手机结点检测器，手机非线性结点检测器，手持式非线性结点检测器，手持式安检非线性结点检测器，高灵敏度非线性结点检测器

原文：24 non-linear junction detector,cell phone junction detector,cell phone non linear junction detector,handheld non-linear junction detector,handheld security inspection non-linear junction detector,high sensitivity non-linear junction detector