By mechanical rolling, the two knurled aluminum profiles are wedged to the insulated PA strips guaranteeing the maximum strength and an excellent structural stability.是什么意思_By mechanical rolling, the two knurled aluminum profiles are wedged to the insulated PA strips guaranteeing the maximum strength and an excellent structural stability.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句