理学 计算机硬件电路 释 feed-through;pin-through-hole 通孔 穿透印制电路板所有层的过孔。把引脚插入通孔并在反面焊盘上焊牢，可将元器件固定安装在印制板上。
计算机硬件 计算机工程制造 释文 feed-through, pin-through-hole 通孔
- fundraising for opera performance
- fundraising for the arts
- funds for construction
- funds from Singapore and Malaysia
- funds supervison
- fundus
- fundus fluorescein angiography
- Fundy, Bay of
- Fundy National Park
- funeral architecture
- funeral ceremony music of Hunan Ye Gu Paizi
- funeral dance
- Funeral Figure of Storyteller and Acrobat in Luoyang
- Funeral Figures of Storytellers of Han Dynasty Unearthed from Sichuan
- funeral figures of the Yuan Dynasty from Xi'an
- Funeral Oration for Huang Jidao by Su Shi
- funeral parlor
- Funeral Prayer of Ma Dun
- Funeral Prayer of Tao Yuanming
- Funeral Prayer of Yang Zan
- funeral service center
- funeral site planning
- funeral song
- Funerary Sculptures of Yu State Tombs
- Funerary Stele of King Djet