“spruce”的概念、定义、翻译、参考文献-科学参考

单词	spruce
释义	spruce Encyclopedia 农学〔用材树种〕释 spruce云杉松科（Pinaceae）云杉属常绿针叶乔木。理学裸子植物释 spruce云杉属裸子植物松目松科的一属。
随便看	threshold autoregressive model threshold autoregressive model (TAR) threshold Cerenkov counter threshold condition threshold crossing threshold cryptography threshold current threshold current density threshold data threshold decoding threshold density threshold detection threshold detector threshold dimension threshold dosage threshold dose threshold effects threshold element threshold energy threshold field threshold for rodent control threshold frequency threshold function threshold gain threshold graph

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。