英语词汇“half-header”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	half-header
释义	half-header half-header [′haf ¦hed·ər] (mining engineering) A large cap piece; used by sawing a header in two and placing, generally, two timbers under the half header on one side of the haulage, with the end extending over the haulage.
随便看	oil discharge prevention and contingency plan oil distribution oil drill oil drilling oil-drop experiment oil drop sign mhaokc mhaoteu mhap mhapc mhapgc mhapp mhaq mhar mhara mharc mharf mhari mharoa mharr mhas mhasa mhasc mhasck mhasd

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。