“通孔”的概念、定义、翻译、参考文献-科学参考

单词	通孔
释义	通孔 Encyclopedia 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。 Computer 计算机硬件计算机工程制造释文 feed-through, pin-through-hole通孔
随便看	projective general linear group projective general orthogonal group projective general unitary group projective generation projective generator projective-geometric projective geometry projective group projective hierarchy projective hierarchy theorem projective homology group projective hyperplane projective ideal projective identification projective immersion projective incidence group projective infinitesimal structure projective invariance projective invariant projective isomorphism projective-iterative projective k-set projective k variety projective lattice projective length

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。