choke ring meaning in Chinese

阻塞环

Gps choke ring antenna
Gps基准站天线
Aluminum choke rings and a dorne margolin dipole antenna element , low - noise amplifier exhibit superior low - noise performance , obtaining
流圈和一个dorne margolin偶极元件，低噪音放大器lna体现了出色的低噪音功
Zyagd - s035 l1 l2 choke ring antenna provides geodetic - quality gps measurements for surveying , mapping and research applications . the dual - frequency antenna maintains millimeter accuracy , features
Zyagd - s035 l1 l2扼流圈天线适用与大地测绘，制图和研究等项目。