“height class”概念、定义、翻译-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

单词	height class
释义	林业词汇手册 height class 树高级
随便看	closed leveling line closed Lie subgroup closed line frame closed loading closed loop closed loop closed loop closed loop closed loop closed loop closed loop closed-loop active solar water heater closed loop control closed-loop control closed-loop control closed-loop controller closed loop control system closed-loop control system closed loop control system (CLCS) closed loop cover and instrumentation system（CLCIS） closed-loop domestic solar water heater closed-loop experiment closed loop field closed-loop ground-coupled heat pump system closed-loop heat pump