Made according to Standard JB/T8775-98,the structure can be divded to two/three layes,used as spacer block in machine tools installation and level adjusting.是什么意思_Made according to Standard JB/T8775-98,the structure can be divded to two/three layes,used as spacer block in machine tools installation and level adjusting.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句