?参考椿
... 记录高差仪，微差高程仪 recording statoscope 参考椿 recovery peg 矩形，长方形 rectangle ...
Also crucial to the recovery has been the peg.
ECONOMIST: The big clean-up
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。