“operational ceiling”的概念、定义、翻译、参考文献-科学参考

单词	operational ceiling
释义	operational ceiling 实用上升限度
随便看	letter character letter code letter disc Letterer-Siwe disease letter frequency in English letter-head lettering lettering on bottom letter key letter of abandonment letter of advice letter of allotment letter of appointment letter of assignment letter of attorney letter of authority letter of comfort letter of confirmation letter of credit agreement letter of credit charges letter of credit ledger letter of credit of government to government letter of credit opened by brief cable letter of credit terms letter of endorsement

科学参考收录了1248194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。