?支承垫块
... 支承垫块,支承耳,支承架:support pad 支承垫块:supporting pad 支承点;控制点:bearing point ...
?支撑垫
... 顶盖支撑SUPPORTING OF TOP COVER PLATE 支撑垫SUPPORTING PAD 层架限位块LIMIT BLOCK OF SHELVE ...
沉井承垫
垫脚垫块
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。