“通行信号标”的概念、定义、翻译、参考文献-科学参考

单词	通行信号标
释义	通行信号标 Encyclopedia 工学水运交通指示释 traffic mark通行信号标设在上、下行船舶相互不能同视，同向并驶或对驶有危险的狭窄、急弯航段或单孔通航的桥梁、通航建筑物及施工禁航等需通航控制的河段的水上助航标志。
随便看	bounded-variable technique bounded variation bounded variation function bounded vector lattice bounded vector measure bound electron bound energy bound-free absorption bound free laser bound-free laser bound free transition bound-free transition bound homotopy bounding bounding box bounding chain bounding cycle bounding manifold bounding operation bounding polyhedral surface bounding surface Bounding Theory boundless bound method bound model

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。