请输入您要查询的字词:
单词
sleeper
释义
sleeper
Encyclopedia
工学
[轨道部件]
释
sleeper
轨枕
承受并传递列车荷载,保持线路稳定性及轨道几何形位,减缓列车冲击荷载向道床传递的铁路轨道重要部件。
随便看
Helong Shi
Helon Habila
helophyte
helorids
helotism
Helotry System
Helou Xuan
HELP
helper T cell
helper T cell 17,Th17
helper T cell 1,Th1 cell
helper T cell 22,Th22
helper T cell 2,Th2 cell
helper T cell 9,Th9
helper T cell,Th cell
helper T lymphocyte
helper virus
helpful herding
helping behavior
helping information cyber criminal activities
help people help themselves
Helsingborg
Helsinki City Theatre
Helsinki Meeting
Helsinki University Observatory
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/3/13 21:59:33