“American standard channel”的概念、定义、翻译、参考文献-科学参考

单词	American standard channel
释义	American standard channel [ǝ`mer·ǝ·kǝn `stan·dǝrd `chan·ǝl] ^{CIVIL ENGINEERING} A C-shaped structural member made of hot-rolled structural steel.
随便看	needlebar needle beam needle bearing needle blow needle board needle coal needle dam needle file needle gap needle ice needle nozzle needle ore needlepoint lace needle scratch needle test point needle tubing needle valve needle weir needling need-to-know neem oil neencephalon negation negative negative acceleration

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。