multirod plane plane resonator
integrated technique of indoor work and field work
integration of Indoor work and field work
maximum difference work between plus and minus work
stay at a selected grass-roots unit to help improve its work and gain firsthand experience for guiding overall work
work center capacity report-by work center
work center load analysis by work center
work list by work center
work system of work safety
Control plane (0-plane)
H-plane and E-plane bends with a corner cut
out-of-plane rotation with in-plane rotation
plane and anti-plane strain
plane position indication [= plane position indicator] {= PPI}
plane to plane contact element