英语词汇“top row”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	top row
释义	top row短语⁴⁰⁵¹⁴ 基本例句顶行; 零行 Researches of the pipe roof mechanism focus on two aspects which are the unloading or overloading effect of top row of pipe and guiding effect of the bottom row. 管幕的力学作用研究方面：上排管幕的卸载及超载作用、底排管幕的导向作用。 cnki
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