?预称装置
... pre-vacuumchamber预抽室 pre-weighing预称装置 preamplifier前置放大器 ...
预称装置
Are they weighing the surge in family net worth, now back to its pre-meltdown peak?
FORBES: White Swans Beat Up On Black Swans
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。