lead seal casing patch tool

Piezoelectric lead zirconate titanate PZT patch

Piezoelectric lead zirconate titanate(PZT) patch

lead lead method

lead-lead age

red lead lead tetroxide

Lead(IV) oxide (Lead Dioxide， Lead Peroxide)

lead and lead-4% antimony alloy

lead and lead-antimony alloy

Lead and lead-free mixed assembly technics

lead-acid batteries with lead-alloy fiber mesh grid

lead-fiber wound lead-acid battery

Lead-saving technology for lead-acid batteries

line of lead-in and lead-out

’Black soil patch’ degraded meadow

3D patch

access patch

acellular tissue repairing patch

adahesive patch

adhesively bonded composite patch repair