“国家高等级航道”的概念、定义、翻译、参考文献-科学参考

单词	国家高等级航道
释义	国家高等级航道 Encyclopedia 工学航道释 National High Grade Inland Waterway国家高等级航道已有和规划建设为可通航千吨级船舶的三级及以上航道，个别地区的航道受条件限制为可通航500吨级船舶的四级航道。
随便看	tubular ball mill tubular bells tubular collimator tubular corolla tubular diesel hammer tubular field tubular furnace tubular gland tubular guide warp knitting machine tubular heater tubular inside micrometer tubular joint tubular joint classification tubular knot tubular linear motor tubular neighborhood tubular neighborhood system tubular neighborhood theorem tubular pyrolysis furnace tubular reabsorption tubular reactor tubular resistor tubular surface tubular waveguide tubular weave

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。