plated through hole 镀通孔 ; 电镀的穿孔 ; 有镀层的通孔 ; 镀覆孔

plated through-hole 电镀通孔 ; 镀通孔

plated through-board 镀通电路板

plated-through hole 金属化孔

Plated-through holes 金属化孔

Holes-Plated Through 镀通孔

PTH Plated Through-Hole 导通孔

Copper-plated-through hole 镀铜通孔

PTH Plated Through Hole 有镀层的通孔 ; 金属化孔

plated through hole process 贯通孔电镀工艺