“riser”的概念、定义、翻译、参考文献-科学参考

单词	riser
释义	riser Encyclopedia 工学铸型释 riser冒口为了补偿金属液凝固收缩，避免铸件出现缩松缩孔缺陷，而在铸型中附加的用于补充金属液的空腔。也指该空腔内金属液凝固后形成的块体。 Physics riser提升装置，立管
随便看	power series ring power series solution power series space power series statement power set power-set axiom power-set functor Powers factor power shift gearbox power source power source, power supply power spectra power spectral density power spectral density function power spectral function power spectral index power spectrum power spectrum density power spectrum density estimation power spectrum estimation power spectrum of CMB anisotropies power sprayer Powers-St⍥rmer inequality powerstat power static-induction transistor

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。