two-tier

adj.

双重的；

A two-tier data dissemination model for large-...
Power control in two-tier femtocell networks
Uplink Capacity and Interference Avoidance for Two-Tier Femtocell Networks
Uplink Capacity and Interference Avoidance for Two-Tier Cellular Networks
Grading ovarian serous carcinoma using a two-tier system.
TTDD: Two-Tier Data Dissemination in Large-Scale Wireless Sensor Networks
Interference mitigation using uplink power control for two-tier femtocell networks
Measurement driven deployment of a two-tier urban mesh access network
Ownership, two-tier board structure, and the informativeness of earnings – Evidence from China ☆
Two-tier land tenure system and sustained economic growth in post-1978 rural China