a two-way permit holder
additive two-way lay-out
air operated two-way valve
automatic dial-up two-way telephone
balanced two-way merge sort
beneficial two-way interactive mechanizm
cantilever two-way slab
cellular voided two-way slab
cross-correlation two-way extreme value method
Decode-and-forward two-way relay
decompression two-way valve
duplex simultaneous two-way
Electric Load Wireless Two-Way Management System