“gate valve”的概念、定义、翻译、参考文献-科学参考

单词	gate valve
释义	gate valve [`gāt ´valv] ^{MECHANICAL ENGINEERING} A valve with a disk-shaped closing element that fits tightly over an opening through which water passes.
随便看	memory guard memory hierarchy memory lockout register memory management memory map memory map list memory mapping memory overlay memory port memory power memory print memory printout memory protect memory protection memory-reference instruction memory register memory search routine memory-segmentation control memory sniffer memory storage memory switch memory trace memory tube memory twist memory typewriter

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。