“space-hold”的概念、定义、翻译、参考文献-科学参考

单词	space-hold
释义	space-hold [`spās ¦hōld] ^{COMMUNICATIONS} The transmission of a steady space signal over a transmission line which is carrying no traffic.
随便看	Nudibranchia nudism nugget nuisance parameter null null allele nullary composition null-balance recorder null cell null character null cone null-current circuit null-current measurement null detection null detector null geodesic null hypothesis null indicator nullity null matrix null method null modem cable null reference system null sequence null set

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。