“shape factor”的概念、定义、翻译、参考文献-科学参考

单词	shape factor
释义	shape factor [`shāp ´fak·tǝr] ^ELECTRICITY See <<form factor>> ^ELECTRONICS The ratio of the 60-decibel bandwidth of a bandpass filter to the 3-decibel bandwidth. ^{FLUID MECHANICS} The quotient of the area of a sphere equivalent to the volume of a solid particle divided by the actual surface of the particle; used in calculations of gas flow through beds of granular solids. ^OPTICS For a lens, the quantity (R₂ + R₁)/(R₂ - R₁), where R₁ and R₂ are the radii of the first and second surface of the lens. Also known as Coddington shape factor.
随便看	droop governor drop drop ball drop bar drop black drop-bottom car drop bracket transposition drop-dead halt dropfoot drop forging drop hammer drop-in drop indicator droplet droplet infection drop log drop model of nucleus dropout dropout current dropout error dropout fuse dropout voltage dropping angle dropping fraction dropping-mercury electrode

科学参考收录了103327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。