金属化孔 meaning in Chinese

plated hole
plated through hole
plated-through hole

Sectional specification : single and double sided printed boards with plain holes
无金属化孔单双面印制板分规范
Sectional specification : single and double sided printed boards with plated - through holes
有金属化孔单双面印制板分规范
Capability detail specification : single and double sided printed boards with plain holes
无金属化孔单双面印制板能力详细规范
Grading standard of quality for single and double sided printed boards with plain holes
无金属化孔单双面印制板的质量分等标准
Capability detail specification : single and double sided printed boards with plated - through holes
有金属化孔单双面印制板能力详细规范

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