基本解釋[能源科學(xué)技術(shù)]電子束相交區(qū)最小截面英漢例句雙語例句During pipe line laying or large beam support welding, it often meets crossover of two or multi different axis large diameter pipe piece.在管道鋪設(shè)或大型梁架焊接過程中,往往會遇到兩個或多個不同軸線的大直徑管件相交的情況。beam crossover更多例句詞組短語短語beam lead crossover 梁式引線交叉beam crossover loss 射束交迭損耗beam crossover更多詞組專業(yè)釋義能源科學(xué)技術(shù)電子束相交區(qū)最小截面