英语词汇“permanent ballast”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	permanent ballast
释义	permanent ballast permanent ballast A weight permanently installed on an aircraft to bring its center of gravity within specified limits. In some aircraft, fuel is used as a ballast. This fuel, however, cannot be consumed for use.
随便看	cnhcc cnhd cnhdrc cnhe cnhed cnhehr cnheo cnhf cnhfh cnhg cnhi cnhic cnhim cnhj cnhlc cnhm cnhmc cnhn cnhp cnhpia cnhr cnhrpc cnhs cnhsa cnhsou

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。